Cancer or tumors of the MAXILLA or upper jaw.
The air space located in the body of the MAXILLARY BONE near each cheek. Each maxillary sinus communicates with the middle passage (meatus) of the NASAL CAVITY on the same side.
One of a pair of irregularly shaped bones that form the upper jaw. A maxillary bone provides tooth sockets for the superior teeth, forms part of the ORBIT, and contains the MAXILLARY SINUS.
Inflammation of the NASAL MUCOSA in the MAXILLARY SINUS. In many cases, it is caused by an infection of the bacteria HAEMOPHILUS INFLUENZAE; STREPTOCOCCUS PNEUMONIAE; or STAPHYLOCOCCUS AUREUS.
Tumors or cancer of the MAXILLARY SINUS. They represent the majority of paranasal neoplasms.
The intermediate sensory division of the trigeminal (5th cranial) nerve. The maxillary nerve carries general afferents from the intermediate region of the face including the lower eyelid, nose and upper lip, the maxillary teeth, and parts of the dura.
A branch of the external carotid artery which distributes to the deep structures of the face (internal maxillary) and to the side of the face and nose (external maxillary).
Maxillary diseases refer to various medical conditions primarily affecting the maxilla (upper jaw) bone, including inflammatory processes, tumors, cysts, or traumatic injuries, which may cause symptoms such as pain, swelling, or functional impairment.
Any of the eight frontal teeth (four maxillary and four mandibular) having a sharp incisal edge for cutting food and a single root, which occurs in man both as a deciduous and a permanent tooth. (Jablonski, Dictionary of Dentistry, 1992, p820)
An orthodontic method used for correcting narrow or collapsed maxillary arches and functional cross-bite. (From Jablonski's Dictionary of Dentistry),
The third tooth to the left and to the right of the midline of either jaw, situated between the second INCISOR and the premolar teeth (BICUSPID). (Jablonski, Dictionary of Dentistry, 1992, p817)
The curve formed by the row of TEETH in their normal position in the JAW. The inferior dental arch is formed by the mandibular teeth, and the superior dental arch by the maxillary teeth.
The most posterior teeth on either side of the jaw, totaling eight in the deciduous dentition (2 on each side, upper and lower), and usually 12 in the permanent dentition (three on each side, upper and lower). They are grinding teeth, having large crowns and broad chewing surfaces. (Jablonski, Dictionary of Dentistry, 1992, p821)
A tooth that is prevented from erupting by a physical barrier, usually other teeth. Impaction may also result from orientation of the tooth in an other than vertical position in the periodontal structures.
The measurement of the dimensions of the HEAD.
An abnormality in the direction of a TOOTH ERUPTION.
One of the eight permanent teeth, two on either side in each jaw, between the canines (CUSPID) and the molars (MOLAR), serving for grinding and crushing food. The upper have two cusps (bicuspid) but the lower have one to three. (Jablonski, Dictionary of Dentistry, 1992, p822)
Diseases affecting or involving the PARANASAL SINUSES and generally manifesting as inflammation, abscesses, cysts, or tumors.
The largest and strongest bone of the FACE constituting the lower jaw. It supports the lower teeth.
Orthodontic techniques used to correct the malposition of a single tooth.
The upper part of the tooth, which joins the lower part of the tooth (TOOTH ROOT) at the cervix (TOOTH CERVIX) at a line called the cementoenamel junction. The entire surface of the crown is covered with enamel which is thicker at the extremity and becomes progressively thinner toward the cervix. (From Jablonski, Dictionary of Dentistry, 1992, p216)
Malocclusion in which the mandible is anterior to the maxilla as reflected by the first relationship of the first permanent molar (mesioclusion).
Measurement of tooth characteristics.
Presentation devices used for patient education and technique training in dentistry.
The part of a tooth from the neck to the apex, embedded in the alveolar process and covered with cementum. A root may be single or divided into several branches, usually identified by their relative position, e.g., lingual root or buccal root. Single-rooted teeth include mandibular first and second premolars and the maxillary second premolar teeth. The maxillary first premolar has two roots in most cases. Maxillary molars have three roots. (Jablonski, Dictionary of Dentistry, 1992, p690)
The structure that forms the roof of the mouth. It consists of the anterior hard palate (PALATE, HARD) and the posterior soft palate (PALATE, SOFT).
Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA).
The thickest and spongiest part of the maxilla and mandible hollowed out into deep cavities for the teeth.
A normal developing tooth which has not yet perforated the oral mucosa or one that fails to erupt in the normal sequence or time interval expected for the type of tooth in a given gender, age, or population group.
Such malposition and contact of the maxillary and mandibular teeth as to interfere with the highest efficiency during the excursive movements of the jaw that are essential for mastication. (Jablonski, Illustrated Dictionary of Dentistry, 1982)
Devices used for influencing tooth position. Orthodontic appliances may be classified as fixed or removable, active or retaining, and intraoral or extraoral. (Boucher's Clinical Dental Terminology, 4th ed, p19)
Surgery of the upper jaw bone usually performed to correct upper and lower jaw misalignment.
The planning, calculation, and creation of an apparatus for the purpose of correcting the placement or straightening of teeth.
New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms.
Extraoral devices for applying force to the dentition in order to avoid some of the problems in anchorage control met with in intermaxillary traction and to apply force in directions not otherwise possible.
Fractures of the upper jaw.
The facial skeleton, consisting of bones situated between the cranial base and the mandibular region. While some consider the facial bones to comprise the hyoid (HYOID BONE), palatine (HARD PALATE), and zygomatic (ZYGOMA) bones, MANDIBLE, and MAXILLA, others include also the lacrimal and nasal bones, inferior nasal concha, and vomer but exclude the hyoid bone. (Jablonski, Dictionary of Dentistry, 1992, p113)
The process of growth and differentiation of the jaws and face.
The anteriorly located rigid section of the PALATE.
The surgical removal of a tooth. (Dorland, 28th ed)
Extraoral body-section radiography depicting an entire maxilla, or both maxilla and mandible, on a single film.
A complete denture replacing all the natural maxillary teeth and associated maxillary structures. It is completely supported by the oral tissue and underlying maxillary bone.
Malocclusion in which the mandible is posterior to the maxilla as reflected by the relationship of the first permanent molar (distoclusion).
The tip or terminal end of the root of a tooth. (Jablonski, Dictionary of Dentistry, 1992, p62)
Neoplasms containing cyst-like formations or producing mucin or serum.
The space in a tooth bounded by the dentin and containing the dental pulp. The portion of the cavity within the crown of the tooth is the pulp chamber; the portion within the root is the pulp canal or root canal.
The emergence of a tooth from within its follicle in the ALVEOLAR PROCESS of the MAXILLA or MANDIBLE into the ORAL CAVITY. (Boucher's Clinical Dental Terminology, 4th ed)
The length of the face determined by the distance of separation of jaws. Occlusal vertical dimension (OVD or VDO) or contact vertical dimension is the lower face height with the teeth in centric occlusion. Rest vertical dimension (VDR) is the lower face height measured from a chin point to a point just below the nose, with the mandible in rest position. (From Jablonski, Dictionary of Dentistry, 1992, p250)
The phase of orthodontics concerned with the correction of malocclusion with proper appliances and prevention of its sequelae (Jablonski's Illus. Dictionary of Dentistry).
The complement of teeth in the jaws after the eruption of some of the permanent teeth but before all the deciduous teeth are absent. (Boucher's Clinical Dental Terminology, 4th ed)
Orthodontic appliances, fixed or removable, used to maintain teeth in corrected positions during the period of functional adaptation following corrective treatment. These appliances are also used to maintain the positions of the teeth and jaws gained by orthodontic procedures. (From Zwemer, Boucher's Clinical Dental Terminology, 4th ed, p263)
The total absence of teeth from either the mandible or the maxilla, but not both. Total absence of teeth from both is MOUTH, EDENTULOUS. Partial absence of teeth in either is JAW, EDENTULOUS, PARTIALLY.
Attachment of orthodontic devices and materials to the MOUTH area for support and to provide a counterforce to orthodontic forces.
Transverse sectioning and repositioning of the maxilla. There are three types: Le Fort I osteotomy for maxillary advancement or the treatment of maxillary fractures; Le Fort II osteotomy for the treatment of maxillary fractures; Le Fort III osteotomy for the treatment of maxillary fractures with fracture of one or more facial bones. Le Fort III is often used also to correct craniofacial dysostosis and related facial abnormalities. (From Dorland, 28th ed, p1203 & p662)
Either of a pair of bones that form the prominent part of the CHEEK and contribute to the ORBIT on each side of the SKULL.
Congenital absence of the teeth; it may involve all (total anodontia) or only some of the teeth (partial anodontia, hypodontia), and both the deciduous and the permanent dentition, or only teeth of the permanent dentition. (Dorland, 27th ed)
Resorption in which cementum or dentin is lost from the root of a tooth owing to cementoclastic or osteoclastic activity in conditions such as trauma of occlusion or neoplasms. (Dorland, 27th ed)
Two or more abnormal growths of tissue occurring simultaneously and presumed to be of separate origin. The neoplasms may be histologically the same or different, and may be found in the same or different sites.
Tumors or cancer of the SKIN.
Tumors or cancer of the PARANASAL SINUSES.
The 32 teeth of adulthood that either replace or are added to the complement of deciduous teeth. (Boucher's Clinical Dental Terminology, 4th ed)
Computed tomography modalities which use a cone or pyramid-shaped beam of radiation.
Break or rupture of a tooth or tooth root.
Insertion of an implant into the bone of the mandible or maxilla. The implant has an exposed head which protrudes through the mucosa and is a prosthodontic abutment.
The relationship of all the components of the masticatory system in normal function. It has special reference to the position and contact of the maxillary and mandibular teeth for the highest efficiency during the excursive movements of the jaw that are essential for mastication. (From Jablonski, Dictionary of Dentistry, 1992, p556, p472)
Wires of various dimensions and grades made of stainless steel or precious metal. They are used in orthodontic treatment.
The plan, delineation, and location of actual structural elements of dentures. The design can relate to retainers, stress-breakers, occlusal rests, flanges, framework, lingual or palatal bars, reciprocal arms, etc.
An extra tooth, erupted or unerupted, resembling or unlike the other teeth in the group to which it belongs. Its presence may cause malposition of adjacent teeth or prevent their eruption.
Malocclusion in which the mandible and maxilla are anteroposteriorly normal as reflected by the relationship of the first permanent molar (i.e., in neutroclusion), but in which individual teeth are abnormally related to each other.
Recognition and elimination of potential irregularities and malpositions in the developing dentofacial complex.
Tumors or cancer of the NOSE.
One of a set of bone-like structures in the mouth used for biting and chewing.
Photographic techniques used in ORTHODONTICS; DENTAL ESTHETICS; and patient education.
Tumors or cancers of the KIDNEY.

Prenatal sonographic features of embryonal rhabdomyosarcoma. (1/187)

We describe a case of fetal rhabdomyosarcoma detected during the third trimester of pregnancy by prenatal sonography. At 33 weeks' gestation, sonography performed because of suspected polyhydramnios showed a solid mass of 120 x 54 mm arising from the anterior wall of the fetal thoracic cage. Another mass within the left maxillary area which originated from the left orbital floor was also detected. In the abdomen, there were multiple round masses in and around the liver. As the previous scan at 28 weeks had appeared normal, the multiple masses which became visible and enlarged rapidly in different locations led us to believe that there was fetal cancer. The most likely diagnosis was rhabdomyosarcoma (which was later confirmed), because it is the most prevalent soft-tissue tumor in children and may develop within or outside muscle anywhere in the body and at any age. Two other reported cases which were detected by prenatal ultrasound examination are also discussed.  (+info)

CT and MR imaging appearances of an extraosseous calcifying epithelial odontogenic tumor (Pindborg tumor). (2/187)

We herein report a rare case of extraosseous calcifying epithelial odontogenic tumor with local aggressive behavior. CT and MR imaging showed the distinctive appearances of this histologic entity. We briefly discuss the radiologic features of calcifying epithelial odontogenic tumor and the relevant literature.  (+info)

Bilateral hyperplasia of the mandibular coronoid processes associated with the nevoid basal cell carcinoma syndrome in an Italian boy. (3/187)

In this report we present a subject affected by nevoid basal cell carcinoma syndrome (NBCCS), showing also bilateral mandibular coronoid processes hyperplasia, a hitherto unreported association. Our observation of bilateral hyperplasia of the mandibular coronoid processes in a boy with NBCCS may prompt a retrospective and prospective review of other patients affected by this syndrome in order to establish if this anomaly is part of it.  (+info)

Ameloblastic fibroma of the anterior maxilla presenting as a complication of tooth eruption: a case report. (4/187)

Ameloblastic fibroma is a rare mixed odontogenic tumour, which is extremely uncommon in the anterior maxillary region. A case report is presented where failure of eruption of an upper central incisor was the presenting feature.  (+info)

The management of cervical lymph nodes in head and neck cencer. (5/187)

It is suggested that the last major improvement in the surgical treatment of head and neck cancer was Crile's description of radical neck dissection in 1906, and that modifications of this procedure, including extended surgery, have made little or no difference to survival rates. It is hoped that some means may soon be found of identifying those patients with head and neck cancer who do badly--the majority. As a start, it is proposed that patients with an antral carcinoma and a gland in the neck, and patients with hypopharyngeal carcinoma and bilateral neck glands should not be treated by surgery. A retrospective analysis is made of matched pairs drawn from a personal series, one patient in each pair having had a prophylactic neck dissection, and one having been submitted to a policy of 'wait and see'. The survival rate for patients undergoing prophylactic neck dissection was worse than that of the wait and see group; this difference was statistically significant.  (+info)

Intraosseous pleomorphic adenoma: case report and review of the literature. (6/187)

Pleomorphic adenoma is the most common neoplasm of the salivary glands, affecting mainly the parotid gland. The preferential intraoral site of this tumor is the palate. A case of a 31-year-old woman with an intraosseous pleomorphic adenoma located in the maxilla (left paramedian region), showing an approximate evolution of one year is reported. The present intraosseous case represents a rare location, with the tumor probably originating from glandular epithelial remnants captured during embryogenesis. In a review of the literature of 142 cases of intragnathic localization (24% in the maxilla) are identified. A slight predominance of women was observed (56%), with 55% of the patients being affected during the 5th to 7th decade of life. The tumors were malignant in 94% of the cases, with special predominance of mucoepidermoid carcinoma (65%). Intraosseous pleomorphic adenomas are rare, with the present patient being the 6th case reported in the literature and the second found in the maxilla. Mean age of the 5 previously reported cases was 58.8 years.  (+info)

3D-CT imaging processing for qualitative and quantitative analysis of maxillofacial cysts and tumors. (7/187)

The objective of this study was to evaluate spiral-computed tomography (3D-CT) images of 20 patients presenting with cysts and tumors in the maxillofacial complex, in order to compare the surface and volume techniques of image rendering. The qualitative and quantitative appraisal indicated that the volume technique allowed a more precise and accurate observation than the surface method. On the average, the measurements obtained by means of the 3D volume-rendering technique were 6.28% higher than those obtained by means of the surface method. The sensitivity of the 3D surface technique was lower than that of the 3D volume technique for all conditions stipulated in the diagnosis and evaluation of lesions. We concluded that the 3D-CT volume rendering technique was more reproducible and sensitive than the 3D-CT surface method, in the diagnosis, treatment planning and evaluation of maxillofacial lesions, especially those with intra-osseous involvement.  (+info)

Anterolateral thigh flap. (8/187)

A 64-year-old Japanese male had a squamous cell carcinoma (T4N1M0) in the left gingival and buccal mucosa, so a radical wide resection involving left radical neck dissection was performed. An anterolateral thigh flap measuring 15 x 8 cm was raised from the left thigh and transferred to the defect. The postoperative course was eventful. There was no postoperative flap necrosis, infection, not even a cervical fistula.  (+info)

Maxillary neoplasms refer to abnormal growths or tumors in the maxilla, which is the upper jaw bone. These growths can be benign (non-cancerous) or malignant (cancerous). Benign neoplasms are slow-growing and do not spread to other parts of the body, while malignant neoplasms can invade surrounding tissues and spread to distant sites.

Maxillary neoplasms can cause various symptoms such as swelling, pain, numbness, loose teeth, or difficulty in chewing or swallowing. They may also cause nasal congestion, nosebleeds, or visual changes if they affect the eye or orbit. The diagnosis of maxillary neoplasms usually involves a combination of clinical examination, imaging studies such as CT or MRI scans, and biopsy to determine the type and extent of the tumor.

Treatment options for maxillary neoplasms depend on several factors, including the type, size, location, and stage of the tumor, as well as the patient's overall health and preferences. Treatment may include surgery, radiation therapy, chemotherapy, or a combination of these modalities. Regular follow-up care is essential to monitor for recurrence or metastasis and ensure optimal outcomes.

The maxillary sinuses, also known as the antrums of Highmore, are the largest of the four pairs of paranasal sinuses located in the maxilla bones. They are air-filled cavities that surround the nasolacrimal duct and are situated superior to the upper teeth and lateral to the nasal cavity. Each maxillary sinus is lined with a mucous membrane, which helps to warm, humidify, and filter the air we breathe. Inflammation or infection of the maxillary sinuses can result in conditions such as sinusitis, leading to symptoms like facial pain, headaches, and nasal congestion.

The maxilla is a paired bone that forms the upper jaw in vertebrates. In humans, it is a major bone in the face and plays several important roles in the craniofacial complex. Each maxilla consists of a body and four processes: frontal process, zygomatic process, alveolar process, and palatine process.

The maxillae contribute to the formation of the eye sockets (orbits), nasal cavity, and the hard palate of the mouth. They also contain the upper teeth sockets (alveoli) and help form the lower part of the orbit and the cheekbones (zygomatic arches).

Here's a quick rundown of its key functions:

1. Supports the upper teeth and forms the upper jaw.
2. Contributes to the formation of the eye sockets, nasal cavity, and hard palate.
3. Helps shape the lower part of the orbit and cheekbones.
4. Partakes in the creation of important sinuses, such as the maxillary sinus, which is located within the body of the maxilla.

Maxillary sinusitis is a medical condition characterized by inflammation or infection of the maxillary sinuses, which are air-filled cavities located in the upper part of the cheekbones. These sinuses are lined with mucous membranes that produce mucus to help filter and humidify the air we breathe.

When the maxillary sinuses become inflamed or infected, they can fill with fluid and pus, leading to symptoms such as:

* Pain or pressure in the cheeks, upper teeth, or behind the eyes
* Nasal congestion or stuffiness
* Runny nose or postnasal drip
* Reduced sense of smell or taste
* Headache or facial pain
* Fatigue or fever (in cases of bacterial infection)

Maxillary sinusitis can be caused by viruses, bacteria, or fungi, and may also result from allergies, structural abnormalities, or exposure to environmental irritants such as smoke or pollution. Treatment typically involves managing symptoms with over-the-counter remedies or prescription medications, such as decongestants, antihistamines, or antibiotics. In some cases, more invasive treatments such as sinus surgery may be necessary.

Maxillary sinus neoplasms refer to abnormal growths or tumors that develop in the maxillary sinuses, which are located in the upper part of your cheekbones, below your eyes. These growths can be benign (non-cancerous) or malignant (cancerous).

Benign neoplasms may include conditions such as an osteoma (a benign bone tumor), a papilloma (a benign growth of the lining of the sinus), or a fibrous dysplasia (a condition where bone is replaced by fibrous tissue).

Malignant neoplasms, on the other hand, can be primary (originating in the maxillary sinuses) or secondary (spreading to the maxillary sinuses from another site in the body). Common types of malignant tumors that arise in the maxillary sinus include squamous cell carcinoma, adenocarcinoma, and mucoepidermoid carcinoma.

Symptoms of maxillary sinus neoplasms may include nasal congestion, nosebleeds, facial pain or numbness, vision changes, and difficulty swallowing or speaking. Treatment options depend on the type, size, and location of the tumor but may include surgery, radiation therapy, chemotherapy, or a combination of these approaches.

The maxillary nerve, also known as the second division of the trigeminal nerve (cranial nerve V2), is a primary sensory nerve that provides innervation to the skin of the lower eyelid, side of the nose, part of the cheek, upper lip, and roof of the mouth. It also supplies sensory fibers to the mucous membranes of the nasal cavity, maxillary sinus, palate, and upper teeth. Furthermore, it contributes motor innervation to the muscles involved in chewing (muscles of mastication), specifically the tensor veli palatini and tensor tympani. The maxillary nerve originates from the trigeminal ganglion and passes through the foramen rotundum in the skull before reaching its target areas.

The maxillary artery is a branch of the external carotid artery that supplies the deep structures of the face and head. It originates from the external carotid artery just below the neck of the mandible and passes laterally to enter the parotid gland. Within the gland, it gives off several branches, including the deep auricular, anterior tympanic, and middle meningeal arteries.

After leaving the parotid gland, the maxillary artery travels through the infratemporal fossa, where it gives off several more branches, including the inferior alveolar, buccinator, and masseteric arteries. These vessels supply blood to the teeth, gums, and muscles of mastication.

The maxillary artery also gives off the sphenopalatine artery, which supplies the nasal cavity, nasopharynx, and palate. Additionally, it provides branches that supply the meninges, dura mater, and brain. Overall, the maxillary artery plays a critical role in providing blood flow to many structures in the head and neck region.

Maxillary diseases refer to conditions that affect the maxilla, which is the upper bone of the jaw. This bone plays an essential role in functions such as biting, chewing, and speaking, and also forms the upper part of the oral cavity, houses the upper teeth, and supports the nose and the eyes.

Maxillary diseases can be caused by various factors, including infections, trauma, tumors, congenital abnormalities, or systemic conditions. Some common maxillary diseases include:

1. Maxillary sinusitis: Inflammation of the maxillary sinuses, which are air-filled cavities located within the maxilla, can cause symptoms such as nasal congestion, facial pain, and headaches.
2. Periodontal disease: Infection and inflammation of the tissues surrounding the teeth, including the gums and the alveolar bone (which is part of the maxilla), can lead to tooth loss and other complications.
3. Maxillary fractures: Trauma to the face can result in fractures of the maxilla, which can cause pain, swelling, and difficulty breathing or speaking.
4. Maxillary cysts and tumors: Abnormal growths in the maxilla can be benign or malignant and may require surgical intervention.
5. Oral cancer: Cancerous lesions in the oral cavity, including the maxilla, can cause pain, swelling, and difficulty swallowing or speaking.

Treatment for maxillary diseases depends on the specific condition and its severity. Treatment options may include antibiotics, surgery, radiation therapy, or chemotherapy. Regular dental check-ups and good oral hygiene practices can help prevent many maxillary diseases.

An incisor is a type of tooth that is primarily designed for biting off food pieces rather than chewing or grinding. They are typically chisel-shaped, flat, and have a sharp cutting edge. In humans, there are eight incisors - four on the upper jaw and four on the lower jaw, located at the front of the mouth. Other animals such as dogs, cats, and rodents also have incisors that they use for different purposes like tearing or gnawing.

Palatal expansion technique is a dental or orthodontic treatment procedure that aims to widen the upper jaw (maxilla) by expanding the palate. This is typically done using a device called a palatal expander, which is attached to the upper molars and applies pressure to gradually separate the two bones that form the palate (the maxillary bones). As the appliance is activated (usually through turning a screw or key), it gently expands the palatal suture, allowing for an increase in the width of the upper dental arch. This procedure can help correct crossbites, crowding, and other jaw alignment issues. It's commonly used in children and adolescents but may also be employed in adults with certain conditions.

A cuspid, also known as a canine tooth or cuspid tooth, is a type of tooth in mammals. It is the pointiest tooth in the dental arch and is located between the incisors and bicuspids (or premolars). Cuspids have a single cusp or pointed tip that is used for tearing and grasping food. In humans, there are four cuspids, two on the upper jaw and two on the lower jaw, one on each side of the dental arch.

The dental arch refers to the curved shape formed by the upper or lower teeth when they come together. The dental arch follows the curve of the jaw and is important for proper bite alignment and overall oral health. The dental arches are typically described as having a U-shaped appearance, with the front teeth forming a narrower section and the back teeth forming a wider section. The shape and size of the dental arch can vary from person to person, and any significant deviations from the typical shape or size may indicate an underlying orthodontic issue that requires treatment.

In the context of dentistry, a molar is a type of tooth found in the back of the mouth. They are larger and wider than other types of teeth, such as incisors or canines, and have a flat biting surface with multiple cusps. Molars are primarily used for grinding and chewing food into smaller pieces that are easier to swallow. Humans typically have twelve molars in total, including the four wisdom teeth.

In medical terminology outside of dentistry, "molar" can also refer to a unit of mass in the apothecaries' system of measurement, which is equivalent to 4.08 grams. However, this usage is less common and not related to dental or medical anatomy.

An impacted tooth is a condition where a tooth fails to erupt into the oral cavity within its expected time frame, resulting in its partial or complete entrapment within the jawbone or soft tissues. This commonly occurs with wisdom teeth (third molars) but can affect any tooth. Impacted teeth may cause problems such as infection, decay of adjacent teeth, gum disease, or cyst formation, and they may require surgical removal.

Cephalometry is a medical term that refers to the measurement and analysis of the skull, particularly the head face relations. It is commonly used in orthodontics and maxillofacial surgery to assess and plan treatment for abnormalities related to the teeth, jaws, and facial structures. The process typically involves taking X-ray images called cephalograms, which provide a lateral view of the head, and then using various landmarks and reference lines to make measurements and evaluate skeletal and dental relationships. This information can help clinicians diagnose problems, plan treatment, and assess treatment outcomes.

Ectopic tooth eruption is a condition where a tooth fails to erupt into its normal position in the dental arch. Instead, it emerupts in an abnormal location, such as in the wrong direction or through another tissue like the gums, palate, or jawbone. This can occur due to various reasons, including genetics, crowding of teeth, or trauma. Ectopic tooth eruption may cause problems with oral function and dental health, and treatment options depend on the severity and location of the ectopic tooth.

A bicuspid valve, also known as a mitral valve in the heart, is a heart valve that has two leaflets or cusps. It lies between the left atrium and the left ventricle and helps to regulate blood flow between these two chambers of the heart. In a healthy heart, the bicuspid valve opens to allow blood to flow from the left atrium into the left ventricle and closes tightly to prevent blood from flowing back into the left atrium during contraction of the ventricle.

A congenital heart defect known as a bicuspid aortic valve occurs when the aortic valve, which normally has three leaflets or cusps, only has two. This can lead to narrowing of the valve (aortic stenosis) or leakage of the valve (aortic regurgitation), which can cause symptoms and may require medical treatment.

Paranasal sinus diseases refer to a group of medical conditions that affect the paranasal sinuses, which are air-filled cavities located within the skull near the nasal cavity. These sinuses include the maxillary, frontal, ethmoid, and sphenoid sinuses.

Paranasal sinus diseases can be caused by a variety of factors, including viral, bacterial, or fungal infections, allergies, structural abnormalities, or autoimmune disorders. Some common paranasal sinus diseases include:

1. Sinusitis: Inflammation or infection of the sinuses, which can cause symptoms such as nasal congestion, thick nasal discharge, facial pain or pressure, and reduced sense of smell.
2. Nasal polyps: Soft, benign growths that develop in the lining of the nasal passages or sinuses, which can obstruct airflow and cause difficulty breathing through the nose.
3. Sinonasal tumors: Abnormal growths that can be benign or malignant, which can cause symptoms such as nasal congestion, facial pain, and bleeding from the nose.
4. Sinus cysts: Fluid-filled sacs that form in the sinuses, which can cause symptoms similar to those of sinusitis.
5. Fungal sinusitis: Infection of the sinuses with fungi, which can cause symptoms such as nasal congestion, facial pain, and thick, discolored mucus.

Treatment for paranasal sinus diseases depends on the underlying cause and severity of the condition. Treatment options may include medications, such as antibiotics, antihistamines, or corticosteroids, as well as surgical intervention in more severe cases.

The mandible, also known as the lower jaw, is the largest and strongest bone in the human face. It forms the lower portion of the oral cavity and plays a crucial role in various functions such as mastication (chewing), speaking, and swallowing. The mandible is a U-shaped bone that consists of a horizontal part called the body and two vertical parts called rami.

The mandible articulates with the skull at the temporomandibular joints (TMJs) located in front of each ear, allowing for movements like opening and closing the mouth, protrusion, retraction, and side-to-side movement. The mandible contains the lower teeth sockets called alveolar processes, which hold the lower teeth in place.

In medical terminology, the term "mandible" refers specifically to this bone and its associated structures.

Tooth movement, in a dental and orthodontic context, refers to the physical change in position or alignment of one or more teeth within the jaw bone as a result of controlled forces applied through various orthodontic appliances such as braces, aligners, or other orthodontic devices. The purposeful manipulation of these forces encourages the periodontal ligament (the tissue that connects the tooth to the bone) to remodel, allowing the tooth to move gradually over time into the desired position. This process is crucial in achieving proper bite alignment, correcting malocclusions, and enhancing overall oral function and aesthetics.

A tooth crown is a type of dental restoration that covers the entire visible portion of a tooth, restoring its shape, size, and strength. It is typically made of materials like porcelain, ceramic, or metal alloys and is custom-made to fit over the prepared tooth. The tooth crown is cemented in place and becomes the new outer surface of the tooth, protecting it from further damage or decay.

The process of getting a tooth crown usually involves two dental appointments. During the first appointment, the dentist prepares the tooth by removing any decay or damaged tissue and shaping the tooth to accommodate the crown. An impression is then taken of the prepared tooth and sent to a dental laboratory where the crown is fabricated. In the meantime, a temporary crown is placed over the prepared tooth to protect it until the permanent crown is ready. At the second appointment, the temporary crown is removed, and the permanent crown is cemented in place.

Tooth crowns are often recommended for several reasons, including:

* To restore a broken or fractured tooth
* To protect a weakened tooth from further damage or decay
* To support a large filling when there isn't enough natural tooth structure left
* To cover a dental implant
* To improve the appearance of a discolored or misshapen tooth

Overall, a tooth crown is an effective and long-lasting solution for restoring damaged or decayed teeth and improving oral health.

Malocclusion, Angle Class III is a type of orthodontic problem characterized by a misalignment of the teeth and jaws. This classification was first described by Edward Angle, an American dentist who is considered the father of modern orthodontics. In Class III malocclusion, the lower jaw (mandible) protrudes forward beyond the upper jaw (maxilla), resulting in a misaligned bite.

In this condition, the lower front teeth are positioned in front of the upper front teeth when the jaws are closed. This can lead to various dental and skeletal problems, such as abnormal tooth wear, difficulty in chewing and speaking, and aesthetic concerns. Class III malocclusion can be mild, moderate, or severe and may require orthodontic treatment, including braces, appliances, or even surgery, to correct the problem.

Odontometry is a term used in dentistry that refers to the measurement of teeth, particularly the size and length of teeth or tooth roots. It is often used in forensic dentistry for identification purposes, such as in age estimation, sex determination, or individual identification of human remains. The measurements can be taken using various methods, including radiographs (x-rays), calipers, or specialized software.

In some contexts, odontometry may also refer to the process of measuring the amount of dental work required for a particular treatment plan, although this usage is less common.

Dental models are replicas of a patient's teeth and surrounding oral structures, used in dental practice and education. They are typically created using plaster or other materials that harden to accurately reproduce the shape and position of each tooth, as well as the contours of the gums and palate. Dental models may be used for a variety of purposes, including treatment planning, creating custom-fitted dental appliances, and teaching dental students about oral anatomy and various dental procedures. They provide a tactile and visual representation that can aid in understanding and communication between dentists, patients, and other dental professionals.

A tooth root is the part of a tooth that is embedded in the jawbone and cannot be seen when looking at a person's smile. It is the lower portion of a tooth that typically has a conical shape and anchors the tooth to the jawbone through a periodontal ligament. The tooth root is covered by cementum, a specialized bone-like tissue, and contains nerve endings and blood vessels within its pulp chamber.

The number of roots in a tooth can vary depending on the type of tooth. For example, incisors typically have one root, canines may have one or two roots, premolars usually have one or two roots, and molars often have two to four roots. The primary function of the tooth root is to provide stability and support for the crown of the tooth, allowing it to withstand the forces of biting and chewing.

The palate is the roof of the mouth in humans and other mammals, separating the oral cavity from the nasal cavity. It consists of two portions: the anterior hard palate, which is composed of bone, and the posterior soft palate, which is composed of muscle and connective tissue. The palate plays a crucial role in speech, swallowing, and breathing, as it helps to direct food and air to their appropriate locations during these activities.

Pancreatic neoplasms refer to abnormal growths in the pancreas that can be benign or malignant. The pancreas is a gland located behind the stomach that produces hormones and digestive enzymes. Pancreatic neoplasms can interfere with the normal functioning of the pancreas, leading to various health complications.

Benign pancreatic neoplasms are non-cancerous growths that do not spread to other parts of the body. They are usually removed through surgery to prevent any potential complications, such as blocking the bile duct or causing pain.

Malignant pancreatic neoplasms, also known as pancreatic cancer, are cancerous growths that can invade and destroy surrounding tissues and organs. They can also spread (metastasize) to other parts of the body, such as the liver, lungs, or bones. Pancreatic cancer is often aggressive and difficult to treat, with a poor prognosis.

There are several types of pancreatic neoplasms, including adenocarcinomas, neuroendocrine tumors, solid pseudopapillary neoplasms, and cystic neoplasms. The specific type of neoplasm is determined through various diagnostic tests, such as imaging studies, biopsies, and blood tests. Treatment options depend on the type, stage, and location of the neoplasm, as well as the patient's overall health and preferences.

The alveolar process is the curved part of the jawbone (mandible or maxilla) that contains sockets or hollow spaces (alveoli) for the teeth to be embedded. These processes are covered with a specialized mucous membrane called the gingiva, which forms a tight seal around the teeth to help protect the periodontal tissues and maintain oral health.

The alveolar process is composed of both compact and spongy bone tissue. The compact bone forms the outer layer, while the spongy bone is found inside the alveoli and provides support for the teeth. When a tooth is lost or extracted, the alveolar process begins to resorb over time due to the lack of mechanical stimulation from the tooth's chewing forces. This can lead to changes in the shape and size of the jawbone, which may require bone grafting procedures before dental implant placement.

A tooth is classified as "unerupted" when it has not yet penetrated through the gums and entered the oral cavity. This can apply to both primary (baby) teeth and permanent (adult) teeth. The reasons for a tooth's failure to erupt can vary, including crowding of teeth, lack of sufficient space, or anatomical barriers such as bone or soft tissue. In some cases, unerupted teeth may need to be monitored or treated, depending on the specific situation and any symptoms experienced by the individual.

Malocclusion is a term used in dentistry and orthodontics to describe a misalignment or misrelation between the upper and lower teeth when they come together, also known as the bite. It is derived from the Latin words "mal" meaning bad or wrong, and "occludere" meaning to close.

There are different types of malocclusions, including:

1. Class I malocclusion: The most common type, where the upper teeth slightly overlap the lower teeth, but the bite is otherwise aligned.
2. Class II malocclusion (overbite): The upper teeth significantly overlap the lower teeth, causing a horizontal or vertical discrepancy between the dental arches.
3. Class III malocclusion (underbite): The lower teeth protrude beyond the upper teeth, resulting in a crossbite or underbite.

Malocclusions can be caused by various factors such as genetics, thumb sucking, tongue thrusting, premature loss of primary or permanent teeth, and jaw injuries or disorders. They may lead to several oral health issues, including tooth decay, gum disease, difficulty chewing or speaking, and temporomandibular joint (TMJ) dysfunction. Treatment for malocclusions typically involves orthodontic appliances like braces, aligners, or retainers to realign the teeth and correct the bite. In some cases, surgical intervention may be necessary.

Orthodontic appliances are devices used in orthodontics, a branch of dentistry focused on the diagnosis, prevention, and treatment of dental and facial irregularities. These appliances can be fixed or removable and are used to align teeth, correct jaw relationships, or modify dental forces. They can include braces, aligners, palatal expanders, space maintainers, and headgear, among others. The specific type of appliance used depends on the individual patient's needs and the treatment plan developed by the orthodontist.

A maxillary osteotomy is a surgical procedure that involves making cuts in the bone of the upper jaw (maxilla). This type of surgery may be performed for various reasons, such as to correct jaw deformities, realign the jaws, or treat sleep apnea. In some cases, it may also be done in conjunction with other procedures, such as a genioplasty (chin surgery) or rhinoplasty (nose surgery).

During a maxillary osteotomy, an incision is made inside the mouth, and the surgeon carefully cuts through the bone of the upper jaw. The maxilla is then repositioned as needed and held in place with small plates and screws. In some cases, bone grafts may also be used to help support the new position of the jaw. After the surgery, the incision is closed with stitches.

It's important to note that a maxillary osteotomy is a complex surgical procedure that requires careful planning and execution. It should only be performed by an experienced oral and maxillofacial surgeon or craniofacial surgeon. As with any surgery, there are risks involved, including infection, bleeding, and reactions to anesthesia. It's important to discuss these risks with your surgeon and to follow all post-operative instructions carefully to help ensure a successful recovery.

Orthodontic appliance design refers to the creation and development of medical devices used in orthodontics, which is a branch of dentistry focused on the diagnosis, prevention, and correction of dental and facial irregularities. The design process involves creating a customized treatment plan for each patient, based on their specific needs and goals.

Orthodontic appliances can be removable or fixed and are used to move teeth into proper alignment, improve jaw function, and enhance the overall appearance of the smile. Some common types of orthodontic appliances include braces, aligners, palatal expanders, and retainers.

The design of an orthodontic appliance typically involves several factors, including:

1. The specific dental or facial problem being addressed
2. The patient's age, overall health, and oral hygiene habits
3. The patient's lifestyle and personal preferences
4. The estimated treatment time and cost
5. The potential risks and benefits of the appliance

Orthodontic appliance design is a complex process that requires a thorough understanding of dental anatomy, biomechanics, and materials science. It is typically performed by an orthodontist or a dental technician with specialized training in this area. The goal of orthodontic appliance design is to create a device that is both effective and comfortable for the patient, while also ensuring that it is safe and easy to use.

Neoplasms are abnormal growths of cells or tissues in the body that serve no physiological function. They can be benign (non-cancerous) or malignant (cancerous). Benign neoplasms are typically slow growing and do not spread to other parts of the body, while malignant neoplasms are aggressive, invasive, and can metastasize to distant sites.

Neoplasms occur when there is a dysregulation in the normal process of cell division and differentiation, leading to uncontrolled growth and accumulation of cells. This can result from genetic mutations or other factors such as viral infections, environmental exposures, or hormonal imbalances.

Neoplasms can develop in any organ or tissue of the body and can cause various symptoms depending on their size, location, and type. Treatment options for neoplasms include surgery, radiation therapy, chemotherapy, immunotherapy, and targeted therapy, among others.

Extraoral traction appliances are orthodontic devices used to correct significant dental and skeletal discrepancies, typically in cases of severe malocclusion. These appliances are worn externally on the face or head, and they work by applying gentle force to the teeth and jaws to guide them into proper alignment.

Extraoral traction appliances can be used to treat a variety of orthodontic problems, including:

* Protruding front teeth (overjet)
* Severe crowding or spacing
* Class II or Class III malocclusions (where the upper and lower jaws do not align properly)
* Jaw growth abnormalities

There are several types of extraoral traction appliances, including:

1. **Headgear:** This is the most common type of extraoral appliance. It consists of a metal frame that attaches to braces on the back teeth and a strap that fits around the head or neck. The strap applies pressure to the teeth and jaws, helping to correct alignment issues.
2. **Facemask:** A facemask is used to treat Class III malocclusions, where the lower jaw protrudes forward. It consists of a metal frame that attaches to braces on the upper teeth and a strap that fits around the head. The strap pulls the upper jaw forward, helping to align it with the lower jaw.
3. **Reverse pull headgear:** This type of appliance is used to treat patients with a receding chin or small lower jaw. It works by applying pressure to the back of the head, which encourages the growth and development of the lower jaw.
4. **Jaw separators:** These are used in cases where the jaws need to be separated to allow for proper alignment. They consist of two metal bars that fit over the upper and lower teeth, with a screw mechanism that gradually increases the space between them.

Extraoral traction appliances can be uncomfortable to wear at first, but most patients adjust to them over time. It is important to follow the orthodontist's instructions carefully when wearing these appliances to ensure proper alignment and prevent damage to the teeth and jaws.

Maxillary fractures, also known as Le Fort fractures, are complex fractures that involve the upper jaw or maxilla. Named after the French surgeon René Le Fort who first described them in 1901, these fractures are categorized into three types (Le Fort I, II, III) based on the pattern and level of bone involvement.

1. Le Fort I fracture: This type of maxillary fracture involves a horizontal separation through the lower part of the maxilla, just above the teeth's roots. It often results from direct blows to the lower face or chin.

2. Le Fort II fracture: A Le Fort II fracture is characterized by a pyramidal-shaped fracture pattern that extends from the nasal bridge through the inferior orbital rim and maxilla, ending at the pterygoid plates. This type of fracture usually results from forceful impacts to the midface or nose.

3. Le Fort III fracture: A Le Fort III fracture is a severe craniofacial injury that involves both the upper and lower parts of the face. It is also known as a "craniofacial dysjunction" because it separates the facial bones from the skull base. The fracture line extends through the nasal bridge, orbital rims, zygomatic arches, and maxilla, ending at the pterygoid plates. Le Fort III fractures typically result from high-impact trauma to the face, such as car accidents or assaults.

These fractures often require surgical intervention for proper alignment and stabilization of the facial bones.

The facial bones, also known as the facial skeleton, are a series of bones that make up the framework of the face. They include:

1. Frontal bone: This bone forms the forehead and the upper part of the eye sockets.
2. Nasal bones: These two thin bones form the bridge of the nose.
3. Maxilla bones: These are the largest bones in the facial skeleton, forming the upper jaw, the bottom of the eye sockets, and the sides of the nose. They also contain the upper teeth.
4. Zygomatic bones (cheekbones): These bones form the cheekbones and the outer part of the eye sockets.
5. Palatine bones: These bones form the back part of the roof of the mouth, the side walls of the nasal cavity, and contribute to the formation of the eye socket.
6. Inferior nasal conchae: These are thin, curved bones that form the lateral walls of the nasal cavity and help to filter and humidify air as it passes through the nose.
7. Lacrimal bones: These are the smallest bones in the skull, located at the inner corner of the eye socket, and help to form the tear duct.
8. Mandible (lower jaw): This is the only bone in the facial skeleton that can move. It holds the lower teeth and forms the chin.

These bones work together to protect vital structures such as the eyes, brain, and nasal passages, while also providing attachment points for muscles that control chewing, expression, and other facial movements.

Maxillofacial development refers to the growth and formation of the bones, muscles, and soft tissues that make up the face and jaw (maxillofacial region). This process begins in utero and continues throughout childhood and adolescence. It involves the coordinated growth and development of multiple structures, including the upper and lower jaws (maxilla and mandible), facial bones, teeth, muscles, and nerves.

Abnormalities in maxillofacial development can result in a range of conditions, such as cleft lip and palate, jaw deformities, and craniofacial syndromes. These conditions may affect a person's appearance, speech, chewing, and breathing, and may require medical or surgical intervention to correct.

Healthcare professionals involved in the diagnosis and treatment of maxillofacial developmental disorders include oral and maxillofacial surgeons, orthodontists, pediatricians, geneticists, and other specialists.

The hard palate is the anterior, bony part of the roof of the mouth, forming a vertical partition between the oral and nasal cavities. It is composed of the maxilla and palatine bones, and provides attachment for the muscles of the soft palate, which functions in swallowing, speaking, and breathing. The hard palate also contains taste buds that contribute to our ability to taste food.

Tooth extraction is a dental procedure in which a tooth that is damaged or poses a threat to oral health is removed from its socket in the jawbone. This may be necessary due to various reasons such as severe tooth decay, gum disease, fractured teeth, crowded teeth, or for orthodontic treatment purposes. The procedure is performed by a dentist or an oral surgeon, under local anesthesia to numb the area around the tooth, ensuring minimal discomfort during the extraction process.

Panoramic radiography is a specialized type of dental X-ray imaging that captures a panoramic view of the entire mouth, including the teeth, upper and lower jaws, and surrounding structures. It uses a special machine that rotates around the head, capturing images as it moves. This technique provides a two-dimensional image that is helpful in diagnosing and planning treatment for various dental conditions such as impacted teeth, bone abnormalities, and jaw disorders.

The panoramic radiograph can also be used to assess the development and positioning of wisdom teeth, detect cysts or tumors in the jaws, and evaluate the effects of trauma or injury to the mouth. It is a valuable tool for dental professionals as it allows them to see a comprehensive view of the oral structures, which may not be visible with traditional X-ray techniques.

It's important to note that while panoramic radiography provides valuable information, it should be used in conjunction with other diagnostic tools and clinical examinations to ensure accurate diagnosis and treatment planning.

A complete upper denture is a removable dental appliance that replaces all of the natural teeth in the upper jaw. It is typically made of acrylic resin and fits over the gums, creating a natural-looking smile and allowing the patient to chew and speak properly. The denture is custom-made to fit the unique contours of the patient's mouth, ensuring a comfortable and secure fit.

Complete upper dentures are designed to replace an entire arch of teeth, providing support for the lips and cheeks and helping to maintain the natural shape of the face. They can be held in place by suction or with the help of dental adhesives, and should be removed and cleaned regularly to ensure good oral hygiene and prevent damage to the gums and underlying bone.

Overall, complete upper dentures are an effective solution for patients who have lost all of their upper teeth due to injury, decay, or other factors. They can help restore function, aesthetics, and confidence, allowing individuals to lead a healthy and fulfilling life.

Malocclusion, Angle Class II is a type of dental malocclusion where the relationship between the maxilla (upper jaw) and mandible (lower jaw) is such that the lower molar teeth are positioned posteriorly relative to the upper molar teeth. This results in an overbite, which means that the upper front teeth overlap the lower front teeth excessively. The classification was proposed by Edward Angle, an American orthodontist who is considered the father of modern orthodontics. In this classification system, Class II malocclusion is further divided into three subclasses (I, II, and III) based on the position of the lower incisors relative to the upper incisors.

The tooth apex is the tip or the narrowed end of the root of a tooth. It is the portion that is located deepest within the jawbone and it contains dental pulp tissue, which includes nerves and blood vessels. The apex plays an essential role in the development and maintenance of a tooth, as well as in the process of root canal treatment, where instruments and materials are introduced through it to clean and fill the root canals. It is also a crucial landmark in endodontic surgery and dental imaging.

Neoplasms: Neoplasms refer to abnormal growths of tissue that can be benign (non-cancerous) or malignant (cancerous). They occur when the normal control mechanisms that regulate cell growth and division are disrupted, leading to uncontrolled cell proliferation.

Cystic Neoplasms: Cystic neoplasms are tumors that contain fluid-filled sacs or cysts. These tumors can be benign or malignant and can occur in various organs of the body, including the pancreas, ovary, and liver.

Mucinous Neoplasms: Mucinous neoplasms are a type of cystic neoplasm that is characterized by the production of mucin, a gel-like substance produced by certain types of cells. These tumors can occur in various organs, including the ovary, pancreas, and colon. Mucinous neoplasms can be benign or malignant, and malignant forms are often aggressive and have a poor prognosis.

Serous Neoplasms: Serous neoplasms are another type of cystic neoplasm that is characterized by the production of serous fluid, which is a thin, watery fluid. These tumors commonly occur in the ovary and can be benign or malignant. Malignant serous neoplasms are often aggressive and have a poor prognosis.

In summary, neoplasms refer to abnormal tissue growths that can be benign or malignant. Cystic neoplasms contain fluid-filled sacs and can occur in various organs of the body. Mucinous neoplasms produce a gel-like substance called mucin and can also occur in various organs, while serous neoplasms produce thin, watery fluid and commonly occur in the ovary. Both mucinous and serous neoplasms can be benign or malignant, with malignant forms often being aggressive and having a poor prognosis.

The dental pulp cavity, also known as the pulp chamber, is the innermost part of a tooth that contains the dental pulp. It is located in the crown portion of the tooth and is shaped like an upside-down pyramid with the narrow end point towards the root of the tooth.

The dental pulp is a soft tissue that contains nerves, blood vessels, and connective tissue. It plays an important role in the development and maintenance of the tooth, including providing nutrients to the dentin and producing reparative dentin.

The dental pulp cavity can become infected or inflamed due to tooth decay, trauma, or other factors, leading to symptoms such as pain, sensitivity, and swelling. In such cases, treatment options may include root canal therapy, which involves removing the infected or inflamed pulp tissue from the dental pulp cavity and sealing the space to prevent further infection.

Tooth eruption is the process by which a tooth emerges from the gums and becomes visible in the oral cavity. It is a normal part of dental development that occurs in a predictable sequence and timeframe. Primary or deciduous teeth, also known as baby teeth, begin to erupt around 6 months of age and continue to emerge until approximately 2-3 years of age. Permanent or adult teeth start to erupt around 6 years of age and can continue to emerge until the early twenties.

The process of tooth eruption involves several stages, including the formation of the tooth within the jawbone, the movement of the tooth through the bone and surrounding tissues, and the final emergence of the tooth into the mouth. Proper tooth eruption is essential for normal oral function, including chewing, speaking, and smiling. Any abnormalities in the tooth eruption process, such as delayed or premature eruption, can indicate underlying dental or medical conditions that require further evaluation and treatment.

The term "vertical dimension" is used in dentistry, specifically in the field of prosthodontics, to refer to the measurement of the distance between two specific points in the vertical direction when the jaw is closed. The most common measurement is the "vertical dimension of occlusion," which is the distance between the upper and lower teeth when the jaw is in a balanced and comfortable position during resting closure.

The vertical dimension is an important consideration in the design and fabrication of dental restorations, such as dentures or dental crowns, to ensure proper function, comfort, and aesthetics. Changes in the vertical dimension can occur due to various factors, including tooth loss, jaw joint disorders, or muscle imbalances, which may require correction through dental treatment.

Orthodontics is a specialized branch of dentistry that focuses on the diagnosis, prevention, and treatment of dental and facial irregularities. The term "corrective" in this context refers to the use of appliances (such as braces, aligners, or other devices) to move teeth into their proper position and correct malocclusion (bad bite). This not only improves the appearance of the teeth but also helps to ensure better function, improved oral health, and overall dental well-being.

The goal of corrective orthodontics is to create a balanced and harmonious relationship between the teeth, jaws, and facial structures. Treatment may be recommended for children, adolescents, or adults and can help address various issues such as crowding, spacing, overbites, underbites, crossbites, open bites, and jaw growth discrepancies. A combination of techniques, including fixed or removable appliances, may be used to achieve the desired outcome. Regular follow-up appointments are necessary throughout treatment to monitor progress and make any necessary adjustments.

Mixed dentition is a stage of dental development in which both primary (deciduous) teeth and permanent teeth are present in the mouth. This phase typically begins when the first permanent molars erupt, around the age of 6, and continues until all of the primary teeth have been replaced by permanent teeth, usually around the age of 12-13.

During this stage, a person will have a mix of smaller, temporary teeth and larger, more durable permanent teeth. Proper care and management of mixed dentition is essential for maintaining good oral health, as it can help to prevent issues such as crowding, misalignment, and decay. Regular dental check-ups and proper brushing and flossing techniques are crucial during this stage to ensure the best possible outcomes for long-term oral health.

Orthodontic retainers are dental appliances that are custom-made and used after orthodontic treatment (such as braces) to help maintain the new position of teeth. They can be fixed or removable and are designed to keep the teeth in place while the surrounding gums and bones stabilize in their new positions. Retainers play a crucial role in preserving the investment made during orthodontic treatment, preventing the teeth from shifting back to their original positions.

"Edentulous jaw" is a medical term used to describe a jaw that is missing all of its natural teeth. The term "edentulous" is derived from the Latin word "edentulus," which means "without teeth." This condition can affect either the upper jaw (maxilla) or the lower jaw (mandible), or both, resulting in a significant impact on an individual's ability to eat, speak, and maintain proper facial structure.

Edentulism is often associated with aging, as tooth loss becomes more common in older adults due to factors like gum disease, tooth decay, and injury. However, it can also affect younger individuals who have lost their teeth due to various reasons. Dental professionals typically recommend the use of dentures or dental implants to restore oral function and aesthetics for patients with edentulous jaws.

Orthodontic anchorage procedures refer to the methods and techniques used in orthodontics to achieve stable, controlled movement of teeth during treatment. The term "anchorage" describes the point of stability around which other teeth are moved.

There are two main types of anchorage: absolute and relative. Absolute anchorage is when the force applied to move teeth does not cause any unwanted movement in the area providing stability. Relative anchorage is when some degree of reciprocal movement is expected in the area providing stability.

Orthodontic appliances, such as mini-screws, palatal implants, and headgear, are often used to provide additional anchorage reinforcement. These devices help control the direction and magnitude of forces applied during treatment, ensuring predictable tooth movement and maintaining proper alignment and occlusion (bite).

In summary, orthodontic anchorage procedures involve the strategic use of various appliances and techniques to establish a stable foundation for moving teeth during orthodontic treatment. This helps ensure optimal treatment outcomes and long-term stability of the dentition.

An "osteotomy" refers to a surgical procedure in which a bone is cut. A "Le Fort osteotomy" is a specific type of osteotomy that involves cutting and repositioning the middle (midface) portion of the facial bones. There are three types of Le Fort osteotomies, named after the French surgeon René Le Fort who first described them:

1. Le Fort I osteotomy: This procedure involves making a horizontal cut through the lower part of the maxilla (upper jaw) and separating it from the rest of the facial bones. It is often used to treat conditions such as severe jaw deformities or obstructive sleep apnea.
2. Le Fort II osteotomy: In this procedure, an upward curved cut is made through the lower part of the maxilla and the middle portion of the nasal bones. This allows for the repositioning of the midface and nose. It may be used to treat conditions such as severe facial fractures or congenital deformities.
3. Le Fort III osteotomy: A Le Fort III osteotomy involves making a cut through the upper part of the maxilla, the orbital bones (bones surrounding the eyes), and the zygomatic bones (cheekbones). This procedure allows for significant repositioning of the midface and is often used to treat severe facial fractures or congenital deformities.

It's important to note that Le Fort osteotomies are complex surgical procedures that should only be performed by experienced oral and maxillofacial surgeons or craniofacial surgeons.

The zygoma is the scientific name for the cheekbone. It is a part of the facial skeleton that forms the prominence of the cheek and houses the maxillary sinus, one of the pairs of paranasal sinuses. The zygomatic bone, also known as the malar bone, contributes to the formation of the zygoma.

Anodontia is a medical term that refers to the congenital absence or lack of development of all primary (deciduous) and/or permanent teeth. It is a rare dental condition that affects tooth development and can be isolated or associated with various syndromes and genetic disorders.

In anodontia, the dental tissues responsible for forming teeth, including the dental lamina, dental papilla, and dental follicle, fail to develop properly, resulting in missing teeth. The condition can affect all teeth or only some of them, leading to partial anodontia.

Anodontia is different from hypodontia, which refers to the congenital absence of one or more, but not all, teeth. It is also distinct from oligodontia, which is the absence of six or more permanent teeth, excluding third molars (wisdom teeth).

People with anodontia may experience difficulties in chewing, speaking, and maintaining oral hygiene, leading to various dental and social problems. Prosthodontic treatments, such as dentures or implants, are often necessary to restore oral function and aesthetics.

Root resorption is a process that occurs when the body's own cells, called odontoclasts, break down and destroy the hard tissue of the tooth root. This can occur as a result of various factors such as trauma, infection, or orthodontic treatment. In some cases, it may be a normal part of the tooth development and eruption process in children. However, excessive or pathological root resorption can lead to weakening and loss of the tooth. It is often asymptomatic and discovered during routine dental x-rays.

Multiple primary neoplasms refer to the occurrence of more than one primary malignant tumor in an individual, where each tumor is unrelated to the other and originates from separate cells or organs. This differs from metastatic cancer, where a single malignancy spreads to multiple sites in the body. Multiple primary neoplasms can be synchronous (occurring at the same time) or metachronous (occurring at different times). The risk of developing multiple primary neoplasms increases with age and is associated with certain genetic predispositions, environmental factors, and lifestyle choices such as smoking and alcohol consumption.

Skin neoplasms refer to abnormal growths or tumors in the skin that can be benign (non-cancerous) or malignant (cancerous). They result from uncontrolled multiplication of skin cells, which can form various types of lesions. These growths may appear as lumps, bumps, sores, patches, or discolored areas on the skin.

Benign skin neoplasms include conditions such as moles, warts, and seborrheic keratoses, while malignant skin neoplasms are primarily classified into melanoma, squamous cell carcinoma, and basal cell carcinoma. These three types of cancerous skin growths are collectively known as non-melanoma skin cancers (NMSCs). Melanoma is the most aggressive and dangerous form of skin cancer, while NMSCs tend to be less invasive but more common.

It's essential to monitor any changes in existing skin lesions or the appearance of new growths and consult a healthcare professional for proper evaluation and treatment if needed.

Paranasal sinus neoplasms refer to abnormal growths or tumors that develop within the paranasal sinuses, which are air-filled cavities located inside the skull near the nasal cavity. These tumors can be benign (noncancerous) or malignant (cancerous), and they can arise from various types of tissue within the sinuses, such as the lining of the sinuses (mucosa), bone, or other soft tissues.

Paranasal sinus neoplasms can cause a variety of symptoms, including nasal congestion, nosebleeds, facial pain or numbness, and visual disturbances. The diagnosis of these tumors typically involves a combination of imaging studies (such as CT or MRI scans) and biopsy to determine the type and extent of the tumor. Treatment options may include surgery, radiation therapy, chemotherapy, or a combination of these approaches, depending on the specific type and stage of the neoplasm.

Permanent dentition is the second and final set of teeth that humans grow during their lifetime. These teeth are also known as adult or secondary teeth and typically begin to erupt in the mouth around the age of 6 or 7 years old, with all permanent teeth usually present by the time a person reaches their late teens or early twenties.

There are 32 teeth in a complete set of permanent dentition, including 8 incisors, 4 canines, 8 premolars (also called bicuspids), and 12 molars (including 4 third molars or wisdom teeth). The primary function of permanent teeth is to help with biting, chewing, and grinding food into smaller pieces that are easier to swallow and digest. Proper care and maintenance of permanent teeth through good oral hygiene practices, regular dental checkups, and a balanced diet can help ensure their longevity and health throughout a person's life.

Cone-beam computed tomography (CBCT) is a medical imaging technique that uses a cone-shaped X-ray beam to create detailed, cross-sectional images of the body. In dental and maxillofacial radiology, CBCT is used to produce three-dimensional images of the teeth, jaws, and surrounding bones.

CBCT differs from traditional computed tomography (CT) in that it uses a cone-shaped X-ray beam instead of a fan-shaped beam, which allows for a faster scan time and lower radiation dose. The X-ray beam is rotated around the patient's head, capturing data from multiple angles, which is then reconstructed into a three-dimensional image using specialized software.

CBCT is commonly used in dental implant planning, orthodontic treatment planning, airway analysis, and the diagnosis and management of jaw pathologies such as tumors and fractures. It provides detailed information about the anatomy of the teeth, jaws, and surrounding structures, which can help clinicians make more informed decisions about patient care.

However, it is important to note that CBCT should only be used when necessary, as it still involves exposure to ionizing radiation. The benefits of using CBCT must be weighed against the potential risks associated with radiation exposure.

A tooth fracture is a dental health condition characterized by a break or crack in the tooth structure. It can occur in different parts of the tooth, including the crown (the visible part), root, or filling. Tooth fractures can result from various factors such as trauma, biting or chewing on hard objects, grinding or clenching teeth, and having large, old amalgam fillings that weaken the tooth structure over time. Depending on the severity and location of the fracture, it may cause pain, sensitivity, or affect the tooth's functionality and appearance. Treatment options for tooth fractures vary from simple bonding to root canal treatment or even extraction in severe cases. Regular dental check-ups are essential for early detection and management of tooth fractures.

Endosseous dental implantation is a medical procedure that involves the placement of an artificial tooth root (dental implant) directly into the jawbone. The term "endosseous" refers to the surgical placement of the implant within the bone (endo- meaning "within" and -osseous meaning "bony"). This type of dental implant is the most common and widely used method for replacing missing teeth.

During the procedure, a small incision is made in the gum tissue to expose the jawbone, and a hole is drilled into the bone to receive the implant. The implant is then carefully positioned and secured within the bone. Once the implant has integrated with the bone (a process that can take several months), a dental crown or bridge is attached to the implant to restore function and aesthetics to the mouth.

Endosseous dental implantation is a safe and effective procedure that has a high success rate, making it an excellent option for patients who are missing one or more teeth due to injury, decay, or other causes.

Dental occlusion refers to the alignment and contact between the upper and lower teeth when the jaws are closed. It is the relationship between the maxillary (upper) and mandibular (lower) teeth when they approach each other, as occurs during chewing or biting.

A proper dental occlusion, also known as a balanced occlusion, ensures that the teeth and jaw joints function harmoniously, reducing the risk of tooth wear, damage, and temporomandibular disorders (TMD). Malocclusion, on the other hand, refers to improper alignment or contact between the upper and lower teeth, which may require orthodontic treatment or dental restorations to correct.

Orthodontic wires are typically made of stainless steel, nickel-titanium alloy, or other shape memory alloys, and are used in orthodontics to move teeth into the desired position. They are attached to brackets bonded to the teeth and exert a continuous force to align the teeth and correct malocclusions (bites that do not fit together correctly). The wires come in various sizes, shapes, and materials, each with specific properties that make them suitable for different stages of treatment. Some wires are flexible and used during the initial alignment phase, while others are more rigid and used during the finishing phase to achieve precise tooth movements.

Denture design refers to the plan and configuration of a removable dental prosthesis, which is created to replace missing teeth and surrounding tissues in the mouth. The design process involves several factors such as:

1. The number and position of artificial teeth (pontics) used to restore the functional occlusion and aesthetics.
2. The type and arrangement of the denture base material that supports the artificial teeth and conforms to the oral tissues.
3. The selection and placement of various rests, clasps, or attachments to improve retention, stability, and support of the denture.
4. The choice of materials used for the construction of the denture, including the type of acrylic resin, metal alloys, or other components.
5. Consideration of the patient's individual needs, preferences, and oral conditions to ensure optimal fit, comfort, and functionality.

The design process is typically carried out by a dental professional, such as a prosthodontist or denturist, in close collaboration with the patient to achieve a custom-made solution that meets their specific requirements.

A supernumerary tooth, also known as hyperdontia, refers to an additional tooth or teeth that grow beyond the regular number of teeth in the dental arch. These extra teeth can erupt in various locations of the dental arch and may occur in any of the tooth types, but they are most commonly seen as extra premolars or molars, and less frequently as incisors or canines. Supernumerary teeth may be asymptomatic or may cause complications such as crowding, displacement, or impaction of adjacent teeth, and therefore, they often require dental treatment.

Malocclusion, Angle Class I is a type of dental malocclusion where the misalignment of teeth is not severe enough to affect the overall function or appearance of the bite significantly. Named after Edward Angle, the founder of modern orthodontics, this classification indicates that the mesiobuccal cusp of the upper first molar is aligned with the buccal groove of the lower first molar. Although the bite appears normal, there might be crowding, spacing, or rotations present in the teeth, which can lead to aesthetic concerns and potential periodontal issues if left untreated.

Interceptive orthodontics refers to a branch of orthodontics that focuses on the early interception and treatment of dental or oral issues in children, typically between the ages of 6 and 10. The goal of interceptive orthodontics is to correct developing problems before they become more serious and require extensive treatment in the future.

Interceptive orthodontic treatments may include the use of appliances such as space maintainers, palatal expanders, or partial braces to guide the growth and development of the teeth and jaws. These treatments can help to:

* Create more space for crowded teeth
* Correct bite problems
* Improve facial symmetry
* Guide jaw growth and development
* Reduce the risk of tooth damage due to thumb sucking or tongue thrusting habits

By addressing these issues early on, interceptive orthodontics can help to prevent more extensive and costly treatments later in life. It is important to note that not all children will require interceptive orthodontic treatment, and a thorough evaluation by an orthodontist is necessary to determine the most appropriate course of action for each individual case.

Nose neoplasms refer to abnormal growths or tumors in the nasal cavity or paranasal sinuses. These growths can be benign (non-cancerous) or malignant (cancerous). Benign neoplasms are typically slow-growing and do not spread to other parts of the body, while malignant neoplasms can invade surrounding tissues and have the potential to metastasize.

Nose neoplasms can cause various symptoms such as nasal congestion, nosebleeds, difficulty breathing through the nose, loss of smell, facial pain or numbness, and visual changes if they affect the eye. The diagnosis of nose neoplasms usually involves a combination of physical examination, imaging studies (such as CT or MRI scans), and biopsy to determine the type and extent of the growth. Treatment options depend on the type, size, location, and stage of the neoplasm and may include surgery, radiation therapy, chemotherapy, or a combination of these approaches.

A tooth is a hard, calcified structure found in the jaws (upper and lower) of many vertebrates and used for biting and chewing food. In humans, a typical tooth has a crown, one or more roots, and three layers: the enamel (the outermost layer, hardest substance in the body), the dentin (the layer beneath the enamel), and the pulp (the innermost layer, containing nerves and blood vessels). Teeth are essential for proper nutrition, speech, and aesthetics. There are different types of teeth, including incisors, canines, premolars, and molars, each designed for specific functions in the mouth.

Dental photography is a type of clinical photography that focuses on documenting the condition and treatment of teeth and oral structures. It involves using specialized cameras, lenses, and lighting to capture high-quality images of the mouth and related areas. These images can be used for diagnostic purposes, patient education, treatment planning, communication with other dental professionals, and monitoring progress over time. Dental photography may include various types of shots, such as extraoral (outside the mouth) and intraoral (inside the mouth) views, close-ups of individual teeth or restorations, and full-face portraits. It requires a strong understanding of dental anatomy, lighting techniques, and image composition to produce accurate and informative images.

Kidney neoplasms refer to abnormal growths or tumors in the kidney tissues that can be benign (non-cancerous) or malignant (cancerous). These growths can originate from various types of kidney cells, including the renal tubules, glomeruli, and the renal pelvis.

Malignant kidney neoplasms are also known as kidney cancers, with renal cell carcinoma being the most common type. Benign kidney neoplasms include renal adenomas, oncocytomas, and angiomyolipomas. While benign neoplasms are generally not life-threatening, they can still cause problems if they grow large enough to compromise kidney function or if they undergo malignant transformation.

Early detection and appropriate management of kidney neoplasms are crucial for improving patient outcomes and overall prognosis. Regular medical check-ups, imaging studies, and urinalysis can help in the early identification of these growths, allowing for timely intervention and treatment.

Maxillary ameloblastomas can be dangerous and even lethal. Due to thin bone and weak barriers, the neoplasm can extend into the ... The neoplasms are often associated with the presence of unerupted teeth, displacement of adjacent teeth and resorption of roots ... Smaller mandibular neoplasms have been enucleated where the cavity of the tumour is curetted, allowing preservation of the bone ... Thus, surgery is the most common treatment of this neoplasm. A case of giant ameloblastoma was recently reported and managed ...
... mandibular neoplasms MeSH C07.320.515.601 - maxillary neoplasms MeSH C07.320.515.692 - palatal neoplasms MeSH C07.320.610.291 ... lip neoplasms MeSH C07.465.565.692 - palatal neoplasms MeSH C07.465.565.824 - salivary gland neoplasms MeSH C07.465.565.824.695 ... salivary gland neoplasms MeSH C07.465.815.718.589 - parotid neoplasms MeSH C07.465.815.718.870 - sublingual gland neoplasms ... sublingual gland neoplasms MeSH C07.465.565.824.885 - submandibular gland neoplasms MeSH C07.465.565.925 - tongue neoplasms ...
... maxillary neoplasms MeSH C05.116.231.754.450.692 - palatal neoplasms MeSH C05.116.231.754.600 - nose neoplasms MeSH C05.116. ... mandibular neoplasms MeSH C05.500.499.601 - maxillary neoplasms MeSH C05.500.499.692 - palatal neoplasms MeSH C05.500.607.221 ... femoral neoplasms MeSH C05.116.231.754 - skull neoplasms MeSH C05.116.231.754.450 - jaw neoplasms MeSH C05.116.231.754.450.583 ... 231.754.659 - orbital neoplasms MeSH C05.116.231.754.829 - skull base neoplasms MeSH C05.116.231.828 - spinal neoplasms MeSH ...
... maxillary neoplasms MeSH C04.588.149.721.450.692 - palatal neoplasms MeSH C04.588.149.721.600 - nose neoplasms MeSH C04.588. ... nose neoplasms MeSH C04.588.443.665.650.693 - paranasal sinus neoplasms MeSH C04.588.443.665.650.693.575 - maxillary sinus ... skull base neoplasms MeSH C04.588.149.828 - spinal neoplasms MeSH C04.588.180.260 - breast neoplasms, male MeSH C04.588.180.390 ... bile duct neoplasms MeSH C04.588.274.120.250.250 - common bile duct neoplasms MeSH C04.588.274.120.401 - gallbladder neoplasms ...
Consequently, acute or chronic maxillary sinusitis can be perceived as maxillary toothache, and neoplasms of the sinus (such as ... The bone between the floor of the maxillary sinus and the roots of the upper back teeth is very thin, and frequently the apices ... Examples include neoplasms of the gingival or alveolar mucosa (usually squamous cell carcinoma),: 299 conditions which cause ... such as maxillary sinusitis, which can cause pain in the upper back teeth, or angina pectoris, which can cause pain in the ...
... maxillary sinus neoplasms MeSH C08.460.692.503 - paranasal sinus neoplasms MeSH C08.460.692.503.503 - maxillary sinus neoplasms ... paranasal sinus neoplasms MeSH C08.785.600.693.575 - maxillary sinus neoplasms MeSH C08.785.640.700 - pleural effusion, ... mediastinal neoplasms MeSH C08.846.187.790 - mediastinitis The list continues at List of MeSH codes (C09). (Wikipedia articles ... maxillary sinusitis MeSH C08.460.692.752.827 - sphenoid sinusitis MeSH C08.460.799.631 - rhinitis, allergic, perennial MeSH ...
... maxillary sinus neoplasms MeSH C09.603.692.503 - paranasal sinus neoplasms MeSH C09.603.692.503.503 - maxillary sinus neoplasms ... paranasal sinus neoplasms MeSH C09.647.685.693.575 - maxillary sinus neoplasms MeSH C09.647.710.485 - hypopharyngeal neoplasms ... nasopharyngeal neoplasms MeSH C09.775.549.685 - oropharyngeal neoplasms MeSH C09.775.549.685.800 - tonsillar neoplasms The list ... oropharyngeal neoplasms MeSH C09.647.710.685.800 - tonsillar neoplasms MeSH C09.775.350.650 - nasopharyngeal neoplasms MeSH ...
Palate Torus palatinus Abscesses Unerupted teeth Pleomorphic adenomas/salivary neoplasms Invasive carcinoma from maxillary ... development of a lesion into a bulla or a malignant neoplasm. Lumps and swellings can occur due to a variety of conditions, ... sound occurs this tends to be a swelling overlying a bony cyst Surface texture Abnormal vascular changes suggests neoplasm ... blockers Ciclosporin Allergy Angioedema Infective HPV Fibro-osseous Cherubism Fibrous dysplasia Paget's disease Neoplasms ...
Temtamy-Shalash syndrome TEN Ter Haar-Hamel-Hendricks syndrome Ter Haar syndrome Teratocarcinosarcoma Teratoma Testes neoplasm ... Teebi-Kaurah syndrome Teebi-Naguib-Alawadi syndrome Teebi-Shaltout syndrome Teebi syndrome Teeth noneruption of with maxillary ... mental retardation Thymic carcinoma Thymic epithelial tumor Thymic renal anal lung dysplasia Thymoma Thymus neoplasm ... syndrome Tolosa-Hunt syndrome Toluene antenatal infection Tomaculous neuropathy Tome-Brune-Fardeau syndrome Tongue neoplasm ...
Marston AP, Black A, Pambuccian SE, Hamlar DD (July 2014). "Mass originating from the maxillary alveolar crest in an infant". ... Definitions: A rare, biphasic, neuroblastic, and pigmented epithelial neoplasm of craniofacial sites, usually involving the ... More than 70% involve the maxilla (usually maxillary anterior alveolar ridge), while the mandible and skull are affected less ...
Neoplasm should be considered in any patient presenting with nasolacrimal duct obstruction. In patients with atypical ... Patients should be asked about previous sinus surgery, as the nasolacrimal duct is sometimes damaged when the maxillary sinus ... Bloody punctual discharge or lacrimal sac distension above the medial canthal tendon is also highly suggestive of neoplasm. ...
Megat Shiraz MA, Jong YH, Primuharsa Putra SH (November 2008). "Extramedullary plasmacytoma in the maxillary sinus" (PDF). ... Hematologic malignant neoplasms, Lymphoid-related cutaneous conditions, Epstein-Barr virus-associated diseases). ...
Vulpe H, Giuliani M, Goldstein D, Perez-Ordonez B, Dawson LA, Hope A (October 2013). "Long term control of a maxillary sinus ... "Salivary Gland Neoplasms". Medscape.{{cite web}}: CS1 maint: multiple names: authors list (link) Updated: Jan 13, 2021 Diagrams ...
Certain neoplasms can spread into the infratemporal fossa. This can be surgically removed through the middle cranial fossa. The ... The mandibular nerve, the third branch of the trigeminal nerve (CN V3), also known as the "inferior maxillary nerve", enters ... The infratemporal fossa contains the maxillary artery (originating from the external carotid artery). It also contains some of ...
... maxillary advancement or speech prosthesis. No absolute contraindications exist for nasoendoscopy; and, while the procedure is ... and accuracy of office-based nasal endoscopy with biopsy for sinonasal neoplasm", Int Forum Allergy Rhinol, 1(3):225-8. ...
Benign soft tissue neoplasms 1. Peripheral nerve sheath tumours most commonly are traumatic neuromas, a reactive response to ... the maxillary alveolar ridge, of newborns, predominantly females (4). Rarely, they occur elsewhere, usually the tongue. They ... However, they are not true benign neoplasms (denoted by suffix ~oma), which are similar in appearance but very rare in the ... Malignant Neoplasms of oral mucosa- Sarcomas Connective tissue malignancies, sarcomas, are rare in the oral mucosa. ...
This neoplasm usually occurs in the first and second decade of life and is most common in the posterior region of mandible. ... The lesion occurs most commonly in the posterior region of the jaw (mandible). Massive maxillary AFOs cause destruction of the ... Piette EM, Tideman H, Wu PC (May 1990). "Massive maxillary ameloblastic fibro-odontoma: case report with surgical management". ... World Health Organization (WHO) defines AFO as a neoplasm consisting of odontogenic ectomesenchyme resembling the dental ...
... maxillary fractures MeSH C21.866.260.275.500.500 - mandibular injuries MeSH C21.866.260.275.500.550 - orbital fractures MeSH ... neoplasms, radiation-induced MeSH C21.866.733.579 - osteoradionecrosis MeSH C21.866.733.720 - radiation injuries, experimental ... maxillary fractures MeSH C21.866.404.750.684 - orbital fractures MeSH C21.866.404.750.821 - skull fracture, basilar MeSH ...
Cysts associated with the maxillary antrum 1. Mucocele 2. Retention cyst 3. Pseudocyst 4. Postoperative maxillary cyst III. ... However, sometimes these masses are considered neoplasm: Keratocyst Calcifying odontogenic cyst According to the current (2005 ...
Either the tumor arises in the mouth, or it may grow to involve the mouth, e.g. from the maxillary sinus, salivary glands, ... creates immunodeficiencies which allow opportunistic infections or neoplasms to proliferate. Bacterial processes leading to ...
Distribution of the maxillary and mandibular nerves, and the submaxillary ganglion. Mucus cell are identifiable by the lack of ... Steve C Lee, MD, PhD (22 December 2022). "Salivary Gland Neoplasms". Medscape.{{cite journal}}: CS1 maint: multiple names: ...
The inferior orbital fissure lies inferior and lateral to the ocular globe at the lateral wall of the maxillary sinus. It is ... Injury to any one of these structures by infection, trauma or neoplasm can cause temporary or permanent visual dysfunction, and ... or neoplasm (e.g. lymphoma or adenoid cystic carcinoma). Tumors (e.g. glioma and meningioma of the optic nerve) within the cone ... the maxillary bone inferiorly and medially which, along with the lacrimal and ethmoid bones, forms the medial wall of the ...
Pleomorphic adenoma is seen to be a common benign neoplasm of the salivary gland and has an overall incidence of 54-68%. The ... usually opposite the maxillary second molar. The parotid papilla is a small elevation of tissue that marks the opening of the ... Pain is more common in patients with parotid cancer (10-29% feel pain) than those with benign neoplasms (only 2.5-4%), but pain ... Steve C Lee, MD, PhD (22 December 2022). "Salivary Gland Neoplasms". Medscape.{{cite journal}}: CS1 maint: multiple names: ...
The two maxillary bones are fused at the intermaxillary suture, forming the anterior nasal spine. This is similar to the ... Papillary - In oncology, papillary refers to neoplasms with projections ("papillae", from Latin, 'nipple') that have ... It presents a malar and a temporal surface; four processes (the frontosphenoidal, orbital, maxillary, and temporal), and four ... bone of the jaw formed from the fusion of two maxillary bones. In humans, the upper jaw includes the hard palate in the front ...
Maxillary nerve - conveys sensation to the upper jaw and the face. Infraorbital nerve - conveys sensation to the area from ... Neoplasms - malignant and benign tumors Septal hematoma - a mass of (usually) clotted blood in the septum Toxins - chemical ... Lateral to the turbinates is the medial wall of the maxillary sinus. Inferior to the nasal conchae (turbinates) is the meatus ... maxillary division of cranial nerve V, the trigeminal nerve. In the upper portion of the nose, the paired nasal bones attach to ...
Pau, C.Y.; Barrera, J.E.; Kwon, J.; Most, S.P. (2010). "Three-dimensional analysis of zygomatic-maxillary complex fracture ... Meningeal Neoplasms: New Insights for the Healthcare Professional: 2011 Edition: ScholarlyBrief. ScholarlyEditions. 2012-01-09 ... "Application of Dextroscope virtual reality in anatomical research of the mandible part of maxillary artery". Beijing da Xue Xue ...
"Maxillary Sinus Neoplasms" by people in this website by year, and whether "Maxillary Sinus Neoplasms" was a major or minor ... "Maxillary Sinus Neoplasms" is a descriptor in the National Library of Medicines controlled vocabulary thesaurus, MeSH (Medical ... Below are the most recent publications written about "Maxillary Sinus Neoplasms" by people in Profiles. ... Tumors or cancer of the MAXILLARY SINUS. They represent the majority of paranasal neoplasms. ...
Dentistry, Diagnosis, Oral, Orthodontics, Maxillary Neoplasms, Esthetics, Dental, Pediatric Dentistry, Dental Implantation, ... Medical Oncology, Genetics, Artificial Intelligence, Neoplasms, Dentistry, Diagnostic Imaging, Oncogenética World Dental ...
Infection from the maxillary molar teeth can spread to the palate and into the maxillary sinus, depending on the position of ... Neoplasms, such as squamous cell carcinoma, may manifest as sinusitis until the neoplasm enlarges enough to show signs of ... Maxillary first molars account for 50% of oral antral fistulas caused by extractions. Maxillary second and third molar ... as they often are with the maxillary anterior teeth and the lingual roots of the maxillary molars, a palatal sinus tract may ...
Maxillary ameloblastomas can be dangerous and even lethal. Due to thin bone and weak barriers, the neoplasm can extend into the ... The neoplasms are often associated with the presence of unerupted teeth, displacement of adjacent teeth and resorption of roots ... Smaller mandibular neoplasms have been enucleated where the cavity of the tumour is curetted, allowing preservation of the bone ... Thus, surgery is the most common treatment of this neoplasm. A case of giant ameloblastoma was recently reported and managed ...
Neoplasms: Angiomas from nasal septum may bleed profusely. Malignancys commonest areas are maxillary sinus, ethmoidal sinus. ...
Immunohistochemical staining of neoplasms was performed from biopsies samples. The pathological diagnosis was extranodal ... Head computed tomography (CT) and magnetic resonance imaging (MRI) scans revealed soft-tissue density neoplasms that occupied ... The nose and maxillary sinuses are the common initial site of involvement while the sphenoidal sinuses are rarely affected. ... The common causes of unilateral abducens nerve palsy are neoplasm and vascular disease in middle-aged people [1]. Extranodal ...
They can mimic other infections and malignant neoplasms.. Chronic oral ulceration, chronic maxillary sinus infection, or ... destructive ulceration of the left posterior maxillary alveolar bone and mucosa due to mucormycosis of the maxillary sinus. ... destructive ulceration of the left posterior maxillary alveolar bone and mucosa due to mucormycosis of the maxillary sinus. ... Aspergillosis of the maxillary sinus as a complication of overfilling root canal material into the sinus: report of two cases. ...
On histopathological analysis, all the classic features were noted and diagnosis of a spindle cell neoplasm was made without ... in a 21 year old female patient associated with single reddish pink swelling present in the posterior right maxillary ...
Plasma Cell Neoplasm,Rothmund-Thomson Syndrome, Type 2,Cervical Adenoma Malignum,Breast Juvenile Papillomatosis,Bilateral ... Maxillary Sinus Adenocarcinoma,Inherited Cancer-Predisposing Syndrome,Glioma,Leukemia, Acute Myeloid,Sporadic Breast Cancer, ...
Keywords : mouth neoplasms; diagnosis; squamous cell carcinoma. · text in English · pdf in English ... YOSHIZUMI, Luana Beber et al. Maxillary squamous cell carcinoma: diagnosis and evolution of an inoperable case. RSBO (Online) [ ...
keywords = "Mouth neoplasms, Child, Maxillary, Mandible, Jaw neoplasms, Tumors, Mouth mucosa",. author = "Alejandra Fern{\a} ... For this reason, it has been suggested that the etiology of head and neck neoplasms remains unclear. Treating these pathologies ... For this reason, it has been suggested that the etiology of head and neck neoplasms remains unclear. Treating these pathologies ... For this reason, it has been suggested that the etiology of head and neck neoplasms remains unclear. Treating these pathologies ...
Maxillary Sinus Neoplasms. Tumors or cancer of the MAXILLARY SINUS. They represent the majority of paranasal neoplasms.. ... Extranodal NK-T-CellInhalationEpitheliumLacrimal Duct ObstructionPalatal NeoplasmsTracheal NeoplasmsMaxillary NeoplasmsSkull ... Extranodal NK-T-CellLacrimal Duct ObstructionPalatal NeoplasmsTracheal NeoplasmsMaxillary NeoplasmsSwine DiseasesAdenoma, ... Maxillary Sinus. The air space located in the body of the MAXILLARY BONE near each cheek. Each maxillary sinus communicates ...
maxillary neoplasm DOID:4618 * Zollinger-Ellison syndrome DOID:0050782 * parasitic helminthiasis infectious disease ...
Melanoma is malignant neoplasm of melanocytes and their precursor cells. It accounts for 5% of all cutaneous cancer. 30% of ... The most commonly affected intra-oral sites are palate and maxillary gingiva. Since most of the mucosal melanoma are usually ...
Aim: To check the clinical efficacy of EMLA as a topical anesthetic agent instead of palatal injection during maxillary dental ... Mucosal melanoma is an exceedingly rare and aggressive neoplasm with high mortality rate. In contrast to the cutaneous ... It is predominantly localized in the region of the hard palate and maxillary alveolus. Surgery is the mainstay of treatment, ... This study evaluates the effect of platelet concentrates on bone healing and implant stability in the maxillary and mandibular ...
Aesthetic Parotid Surgery for Benign Parotid Neoplasms. What is the experience in using a superficial muscoloaponeurotic system ... most commonly to the maxillary incisors. Standard […] ... The surgical management of benign parotid neoplasms has evolved ... SMAS)-platysma flap in facial-aesthetic parotid surgery for benign parotid neoplasms? Background: ...
The course of the maxillary nerve is much shorter and follows the caudal border. Some sources even state that the maxillary ... Secondary neoplasms - involving the nerve, but not originating from it - are mostly based on perineural spread. The spread can ... Maxillary nerve. The nV2 leaves the cavernous sinus via the foramen rotundum and enters the pterygopalatine fossa. There, the ... The first two branches of the trigeminal nerve - the ophthalmic nerve and the maxillary nerve - continue their course from ...
上颌肿瘤;近距离放射疗法;125Ⅰ;Maxillary neoplasms;Brachytherapy;125Ⅰ ...
The next most common extraoral mass that may be found on palpation is a salivary gland neoplasm. Parotid neoplasms, in ... The orifice of the Stensen duct is superior to the linea alba, adjacent to the maxillary 6-year molars. Gentle palpation of the ... The orifice of the Stensen duct is superior to the linea alba, adjacent to the maxillary 6-year molars. Gentle palpation of the ... The bony base of the oral cavity is represented by the maxillary and mandibular bones. The oral cavity includes the lips, ...
The next most common extraoral mass that may be found on palpation is a salivary gland neoplasm. Parotid neoplasms, in ... The orifice of the Stensen duct is superior to the linea alba, adjacent to the maxillary 6-year molars. Gentle palpation of the ... The orifice of the Stensen duct is superior to the linea alba, adjacent to the maxillary 6-year molars. Gentle palpation of the ... The bony base of the oral cavity is represented by the maxillary and mandibular bones. The oral cavity includes the lips, ...
A. Maxillary second premolars, mandibular molars. B. Maxillary molars, mandibular molars. C. Maxillary second premolars, ... Aggressive, intraosseous neoplasms derived from embryonic odontogenic mesenchyme probably arise from the dental papilla or ... On clinical examination, there is pus discharge from a point in right buccal mucosa opposite to maxillary 2nd molar. ... Nearly all lesions are found in the tooth bearing areas of maxillary and mandibular bone. ...
Clinical crown length of the maxillary anterior teeth preorthodontics and postorthodontics. J Periodontol. 2007 Apr; 78(4):645- ... Neo Neoplasms. Translation:HumansAnimalsCells * Jiang H, Martin V, Gomez-Manzano C, Johnson DG, Alonso M, White E, Xu J, ...
Physical examination also revealed facial deformity with enlargement of the nasal base and bulging in the maxillary region on ... with evidence of main irrigation of the lesion by the right maxillary artery, which was then embolized. The patient underwent ... and malignant neoplasms [12,13]. ... A Rare Case of Giant Cavernous Hemangioma of the Maxillary ... Mass of heterogeneous contrast enhancement, occupying the whole right nasal fossa with a widening of the right maxillary sinus ...
... of cutaneous glandular neoplasms. Theyre thought to originate from odontogenic epithelium. An uncommon maxillary ... An Unusual Maxillary Tumor with Tubuloductal Epithelial Structures, Solid Epithelial Nests and Stromal Odontogenic Ameloblast- ... Tubuloductal/Syringoid Variant of Central Odontogenic Fibroma with Amyloid?An Unusual Maxillary Tumor with Tubuloductal ...
They generally recur more and behave more aggressively in terms of early invasion of the maxillary sinus (4, 6). They can also ... Ameloblastoma is one of the most common benign neoplasms of odontogenic origin. It accounts for 11% of all odontogenic ... In the maxilla, they usually invade the maxillary sinuses and at times (though rarely) cross the midline to the opposing sinus ... Maxillary obturator prosthesis rehabilitation following maxillectomy for ameloblastoma: case series of five patients. Int J ...
Most often, these are neoplasms of epithelial origin. They make up 1.5% of the total number of oncological diseases. Usually ... Cancer of the paranasal sinuses in 75% of cases occurs in the area of the maxillary sinus, in 10-15% - in the nasal cavity and ... Most often, these are neoplasms of epithelial origin. They make up 1.5% of the total number of oncological diseases. Usually ... Cancer of the nasal cavity is a malignant tumor that affects the nasal cavity, maxillary, frontal, ethmoid or sphenoid ...
Collision tumor of small cell carcinoma and squamous cell carcinoma of the maxillary sinus: Case report. Sugianto, I., Yanagi, ...
It arises from the mucosa of the gingiva and most commonly from the anterior part of the maxillary alveolar ridge. Maxillary ... and benign and malignant neoplasms including hemangiomas, lymphatic malformations, melanotic or pigmented neurectodermal tumors ... The bony maxillary and mandibulary structures and the tongue were all normal. No other abnormal findings were noted. ... They arise at the future site of the maxillary canine or the lateral incisors, but the unerupted teeth are not involved.2 ...
  • They can mimic other infections and malignant neoplasms. (medscape.com)
  • Nonsquamous cell cancers, including minor salivary gland cancers, sarcomas, and melanomas, account for the other half (see the histologic distribution of hard palate malignant neoplasms and the histologic types and frequencies of minor salivary gland neoplasms of the palate below). (medscape.com)
  • Among the 6.4 million malignant neoplasms diagnosed in workers are at high risk for cancer of the tongue2,9. (bvsalud.org)
  • Ogawa K, Toita T, Kakinohana Y, Adachi G, Kojya S, Itokazu T, Shinhama A, Matsumura J, Murayama S. Postoperative radiotherapy for squamous cell carcinoma of the maxillary sinus: analysis of local control and late complications. (ucdenver.edu)
  • Within the pediatric population, the most prevalent neoplasm is rhabdomyosarcoma, followed by squamous cell carcinoma. (uandes.cl)
  • Yunaiyama D, Tsukahara K, Okubo M, Saito K . Clinical Outcomes of Intra-arterial Chemoradiotherapy and Neoadjuvant Chemoradiotherapy Followed by Surgery for Maxillary Sinus Squamous Cell Carcinoma. (brieflands.com)
  • Although intra-arterial chemoradiotherapy (CRT) followed by surgery has been the standard of care for patients with advanced maxillary sinus squamous cell carcinoma (MSSCC), concurrent intra-arterial chemotherapy and high-dose radiotherapy without surgery has emerged as a promising alternative. (brieflands.com)
  • Maxillary sinus carcinoma is the most common type of paranasal sinus cancer ( 1 ), and squamous cell carcinoma is the primary histological type of maxillary sinus tumors. (brieflands.com)
  • Therefore, chemotherapy followed by surgical resection, with or without radiotherapy, is the treatment of choice for patients with locally advanced maxillary sinus squamous cell carcinoma (MSSCC) ( 7 - 10 ). (brieflands.com)
  • Squamous odontogenic tumor (SOT) is a rare benign neoplasm of the jaw that likely arises from remnants of the dental lamina. (autopsyandcasereports.org)
  • Background This multicenter study was undertaken to characterize the metastatic behavior of oral maxillary squamous carcinoma and to determine the role of selective neck dissection. (nyu.edu)
  • Methods A retrospective, multicenter study of patients surgically treated for oral maxillary squamous carcinoma was completed. (nyu.edu)
  • Conclusions Maxillary palatal, alveolar, and gingival squamous carcinomas exhibit aggressive regional metastatic behavior. (nyu.edu)
  • therefore, selective neck dissection (levels I-III) is recommended at the time of resection of T2, T3, and T4 maxillary squamous carcinomas. (nyu.edu)
  • Maxillary sinus tumors often advance locally without lymph node metastasis due to limited lymphatic drainage ( 6 ). (brieflands.com)
  • It is a slow-growing, persistent, and locally aggressive neoplasm of epithelial origin. (washington.edu)
  • Most often, these are neoplasms of epithelial origin. (mknc.ru)
  • Adenomatoid odontogenic tumor (AOT) is a relatively uncommon benign neoplasm of odontogenic epithelial origin, accounting for less than 5% of odontogenic tumors. (uniroma1.it)
  • For this reason, it has been suggested that the etiology of head and neck neoplasms remains unclear. (uandes.cl)
  • Tumors or cancer of the MAXILLARY SINUS. (ucdenver.edu)
  • Glandular tumors of jaw bones current, most frequently, histopathologic options of salivary gland and, not often, of cutaneous glandular neoplasms. (humgen.org)
  • Therefore, by the time oral lesions are present, considerable destruction of the maxilla and maxillary sinus may have occurred. (medscape.com)
  • Other types of pathology in the brain stem segment are neoplasms (mostly glioma and metastases), vascular lesions (infarction, cavernoma) and infections (rhombencephalitis). (radiologyassistant.nl)
  • While the vast majority of soft tissue lesions in the oral cavity represent infectious, traumatic, or reactive processes rather than neoplasms, the precise etiology can often be determined through a careful history and clinical examination. (medscape.com)
  • A healthy 59-year-old woman presents to the oral medicine clinic for evaluation of multiple asymptomatic white lesions of the maxillary gingiva. (medscape.com)
  • Ameloblastoma is one of the most common benign neoplasms of odontogenic origin. (washington.edu)
  • removal of benign neoplasms of the larynx. (dvfu.ru)
  • This type of odontogenic neoplasm was designated as an adamantinoma in 1885 by the French physician Louis-Charles Malassez. (wikipedia.org)
  • Ameloblastoma is a benign epithelial odontogenic neoplasm which is common amongst the Yoruba ethinc group. (bvsalud.org)
  • Background: Ameloblastoma is a benign epithelial odontogenic neoplasm which is common among the dwellers of sub-Saharan Africa. (bvsalud.org)
  • The bony base of the oral cavity is represented by the maxillary and mandibular bones. (medscape.com)
  • Case reports have described 3D-printed implants for dogs with atlantoaxial subluxation, angular limb deformity, in limb-sparing surgery and in mandibular and maxillary surgery. (thieme-connect.com)
  • Naevus of Ota (naevus fusculocoeruleus ophthalmomaxillaris) was described by the Japanese dermatologist, Ota, in 1939 as a dermal melanocytic hamartoma that presents as bluish hyperpigmentation along the ophthalmic, maxillary, and mandibular branches of the trigeminal nerve. (firebaseapp.com)
  • The nerve is composed of three divisions: ophthalmic, maxillary, and mandibular, which provide sensory innervation to structures of the face, sinuses, and portions of the cranial vault. (ouhsc.edu)
  • To improve the diagnostics of chronic inflammatory processes of odontogenic etiology and neoplasia in the maxillary sinus. (surgery.by)
  • The most commonly affected intra-oral sites are palate and maxillary gingiva. (journalcra.com)
  • Herein, we describe the case of a 42-year-old man who presented with discreet bleeding in the maxillary gingiva. (autopsyandcasereports.org)
  • The vascular supply of the palatine tonsils is covered by posterior branches of the lingual artery, the ascending pharyngeal artery, branches of the facial artery, and palatine branches of the internal maxillary artery. (entokey.com)
  • It is an aggressive neoplasm characterized by early neural invasion and a high incidence of local recurrence and distant metastases, which may develop years after the initial resection. (b-ent.be)
  • Six years later, the dog presented for a new mass on the rostral mandible as well as a lung nodule without recurrence of the original maxillary tumor. (umn.edu)
  • Based on the data of the three-dimensional ray method, the volume of formation was calculated, the anatomical and topographical features of the structure of sinus maxillaris were studied, which resulted in the development of the severity indices of chronic odontogenic sinusitis and neoplasms extending into the lumen of the maxillary sinus. (surgery.by)
  • The developed severity indices of chronic odontogenic sinusitis and neoplasms extending into the lumen of the maxillary sinus make it possible to supplement the diagnostic capabilities of the three-dimensional radiation methods of the study and optimize their subsequent clinical interpretation, thereby improving the quality of the patients examination with the possibility of subsequent individual prophylaxis planning of the development of the disease and its treatment. (surgery.by)
  • Surgical treatment for chronic odontogenic maxillary sinusitis and posttreatment assessment of quality of life in patients. (surgery.by)
  • Maxillary sinusitis of odontogenic origin: cone-beam volumetric computerized tomography-aided diagnosis. (surgery.by)
  • Treatment tactics for cancer of the paranasal sinuses and nasal cavity are determined individually, taking into account the localization, size, histological type and prevalence of the neoplasm. (mknc.ru)
  • When infection involves the palate, this finding may be only the initial indication of considerable antecedent destruction of the maxilla and maxillary sinus. (medscape.com)
  • Based on a well-illustrated case of extensive maxillary ACC involving the palate, orbit floor, and pterygo-palatine fossa, we discuss the prognosis and the importance of an early diagnosis of ACC. (b-ent.be)
  • 65 cone-beam computed tomograms of patients with X-ray signs of chronic odontogenic inflammatory processes in the maxillary sinus (main group) and 65 without sinus diseases (control group) were studied. (surgery.by)
  • Primary extranodal manifestations of this hematolymphoid tumor in the oral cavity are rare and involve the maxillary jaw including the palatal soft tissues, the mandible, and gingival tissues in patients between 60 and 70 years of age without sex predilection. (unibe.ch)
  • Rare orbital invasion of the neoplasm has also been reported. (wikipedia.org)
  • They generally recur more and behave more aggressively in terms of early invasion of the maxillary sinus (4, 6). (washington.edu)
  • A computed tomography (CT) scan confirmed a lesion occupying the whole inferior nasal fossa, whereas it excluded local invasion of the maxillary sinus and rhinopharynx (fig 1A). (bmj.com)
  • Dental sockets provide a pathway of invasion to the alveolar process of the maxillary bone and into the maxillary sinus. (medscape.com)
  • An Unusual Maxillary Tumor with Tubuloductal Epithelial Structures, Solid Epithelial Nests and Stromal Odontogenic Ameloblast-Associated Protein Deposits. (humgen.org)
  • Cancer of the nasal cavity is a malignant tumor that affects the nasal cavity, maxillary, frontal, ethmoid or sphenoid paranasal sinuses. (mknc.ru)
  • present a case of Burkitt's lymphoma that manifested as a tumor mass in the upper right maxillary region of a patient with AIDS treated at Professor Edgar Santos University Hospital in Salvador, Bahia, Brazil. (sld.cu)
  • On histopathological analysis, all the classic features were noted and diagnosis of a spindle cell neoplasm was made without any obscurity. (oldcitypublishing.com)
  • Radiation Therapy Combined With Checkpoint Blockade Immunotherapy for Metastatic Undifferentiated Pleomorphic Sarcoma of the Maxillary Sinus With a Complete Response. (ucsd.edu)
  • A facial CT scan showed opacification of the maxillary, ethmoidal, and sphenoidal sinuses, consistent with a left paranasal sinus mass ( Figure ). (patientcareonline.com)
  • Here we present a case of leiomyosarcoma in a 21 year old female patient associated with single reddish pink swelling present in the posterior right maxillary tuberosity region with moderate facial asymmetry. (oldcitypublishing.com)
  • The reported case describes morphological characteristics, clinical course, radiographic and histopathological features, and surgical therapy of an extrafollicular variant of AOT in the maxillary posterior region. (uniroma1.it)
  • Non-Hodgkin lymphomas (NHLs) in the head and neck region are malignant lymphoid neoplasms that usually originate from B-lymphocytic cell lines. (unibe.ch)
  • A choroidal nevus (or benign neoplasm of the choroid) is a grayish-brown pigmented lesion with slightly blurred margins. (firebaseapp.com)
  • Primary small cell undifferentiated (neuroendocrine) carcinoma of the maxillary sinus. (ucdenver.edu)
  • Before surgery, the patient underwent angiographic evaluation, with evidence of main irrigation of the lesion by the right maxillary artery, which was then embolized. (amjcaserep.com)
  • Refinement of other surgical techniques includes medial endoscopic maxillectomy and resection of nasosinusal neoplasms. (ebooksmedicine.net)
  • Each maxillary sinus communicates with the middle passage (meatus) of the NASAL CAVITY on the same side. (lookformedical.com)
  • Cancer of the paranasal sinuses in 75% of cases occurs in the area of the maxillary sinus, in 10-15% - in the nasal cavity and the main (lattice) sinus, in 1-2% - in the area of the sphenoid and frontal sinuses. (mknc.ru)
  • Common conditions affecting the nerve include brain stem ischemia, INFRATENTORIAL NEOPLASMS, and TRIGEMINAL NEURALGIA. (ouhsc.edu)
  • Malignancy's commonest areas are maxillary sinus, ethmoidal sinus. (tandurust.com)
  • Due to thin bone and weak barriers, the neoplasm can extend into the sinonasal passages, pterygomaxillary fossa and eventually into the cranium and brain. (wikipedia.org)
  • There is significant pain and facial swelling over the left maxillary sinus but no anesthesia over the V2 distribution (maxillary branch of the trigeminal nerve). (patientcareonline.com)
  • Melanoma is malignant neoplasm of melanocytes and their precursor cells. (journalcra.com)
  • We hereby report a 56-year-old female patient who presented with a painless swelling in the left maxillary alveolar region since 6 months. (journalcra.com)
  • The patient had poor dentition, and a panoramic radiograph showed 2 periapical radiolucencies of the maxillary right lateral incisor and canine. (medscape.com)
  • The air space located in the body of the MAXILLARY BONE near each cheek. (lookformedical.com)
  • larger OKCs tend to expand bone, but mildly- obvious clinical expansion (which is the case in this patient) should be viewed with suspicion for a neoplasm . (washington.edu)
  • Dental Implants, Basal Implants for Immediate Loading (Teeth in a Day/ Fixed teeth in 72 hours), Zygomatic Implants & Tubero-Pterygoid Implants for Post Cancer or Post Traumatic Defects, Maxillary Sinus Lifts and Ridge Expansion for Resorbed ridges. (ststephenshospital.org)
  • RÉSUMÉ Des études en milieu hospitalier ont révélé des fréquences relatives très élevées du cancer oropharyngé au Yémen. (who.int)
  • La présente étude a estimé les fréquences relatives du cancer de la cavité buccale et du pharynx chez des patients yéménites atteints de cancers enregistrés en 2007 et 2008. (who.int)
  • Unlike other head and neck malignancies, maxillary sinus carcinomas are often diagnosed in locally advanced stages ( 2 ), owing to their localization and lack of symptoms in early stages. (brieflands.com)
  • What is the experience in using a superficial muscoloaponeurotic system (SMAS)-platysma flap in facial-aesthetic parotid surgery for benign parotid neoplasms? (enttoday.org)
  • The finding of pronounced nuclear pleomorphism associated with prominent myxoid matrix in an otherwise leiomyogenic tumour has not been previously reported at this site and must be distinguished from other neoplasms and non-neoplastic processes. (bmj.com)