• Beliefs about their possible function include: Sinus cavities allow for voice resonance They help filter and add moisture to any air that is inhaled through the nasal passages and in the removal of unwanted particles from the sinus cavities. (wikipedia.org)
  • with the affected individual displaying symptoms such as congestion, post nasal drip, halitosis, a runny nose as well as sinus pressure and pain in the affected areas. (wikipedia.org)
  • Certain causes of chronic sinusitis can be allergies that have been left untreated, bacterial or fungal infections within one or more of the sinus cavities or any allergic disorders which targets and increases the sensitivity of the mucous membrane linings which surround the sinus cavities and nasal passages. (wikipedia.org)
  • A person with a sinus infection often has nasal congestion with thick nasal secretions, fever, and cough (WebMD). (wikipedia.org)
  • Patients can be treated by "reducing the swelling or inflammation in the nasal passages and sinuses, eliminating the infection, promoting drainage from the sinuses, and maintaining open sinuses" (WebMD). (wikipedia.org)
  • This development places the floor of the sinus well below the floor of the nasal cavity. (medscape.com)
  • The shape of the sinus is a pyramid, with the base along the nasal wall and the apex pointing laterally toward the zygoma. (medscape.com)
  • These tumors may arise from any location where meninges exist (eg, nasal cavity, paranasal sinuses, middle ear, mediastinum). (medscape.com)
  • Unites with temporal bone to form zygomatic arch  Nasal bones and cartilages 1. (slideshare.net)
  • Nasion: midline depression where nasal bones meet frontal bone 3. (slideshare.net)
  • 6 Cranial and facial Bones  Inferior nasal concha: surrounded anteriorly by maxillary bone  Lacrimal bone: visible between maxilla anteriorly and ethmoid posteriorly  Palatine bone 1. (slideshare.net)
  • Cribriform plate: forms narrow roof of nasal cavitySphenoid bone 1. (slideshare.net)
  • Not to forget the rest of the ocular examination including visual acuity, color vision, assessment of the pupil for Relative Afferent Pupillary Defect, Schirmers specifically for Lacrimal Gland Tumors, basic ocular examination, specific cranial nerve examination and if you think that the tumor is a secondary one, rising from the nasal cavity or Paranasal Sinuses then we have to do oral and nasal examination as well. (cybersight.org)
  • Maxillary sinus cavities are located on either side of the nostrils (cheekbone areas). (wikipedia.org)
  • The natural ostium of the maxillary sinus is located in the superior portion of the medial wall. (medscape.com)
  • The anterior maxillary sinus wall houses the infraorbital nerve, which runs through the infraorbital canal along the roof of the sinus and sends branches to the soft tissues of the cheek. (medscape.com)
  • The thinnest portion of the anterior wall is above the canine tooth, called the canine fossa, which is an ideal entry site for addressing various disease processes of the maxillary sinus. (medscape.com)
  • Behind the posteromedial wall of the maxillary sinus lies the pterygopalatine fossa, a small inverted space that houses several important neurovascular structures and communicates with several skull base foramina. (medscape.com)
  • The infratemporal fossa lies behind the posterolateral wall of the maxillary sinus. (medscape.com)
  • The maxillary sinus is supplied by branches of the internal maxillary artery, which include the infraorbital, alveolar, greater palatine, and sphenopalatine arteries. (medscape.com)
  • Air-fluid level (arrow) in the maxillary sinus suggests sinusitis. (medscape.com)
  • In common usage, "sinus" usually refers to the paranasal sinuses, which are air cavities in the cranial bones, especially those near the nose and connecting to it. (wikipedia.org)
  • Olfactory groove meningiomas arise more anteriorly than the tuberculum sella meningiomas, and they may be symmetrical around the midline or extend to the side. (medscape.com)
  • Paired palatine processes meet at midline to form anterior 2/3 of hard palate, bounded by dental arch of maxilla 2. (slideshare.net)
  • Further systemic investigations didn't suggest any peripheral blood, bone marrow or lymph node involvement. (bvsalud.org)
  • The word "sinusitis" is used to indicate that one or more of the membrane linings found in the sinus cavities has become inflamed or infected. (wikipedia.org)
  • Sinus cavities allow space to accommodate for growth Sinus cavities may serve as shock absorption upon trauma If one or more of the paired paranasal sinuses or air cavities becomes inflamed, it leads to an infection called sinusitis. (wikipedia.org)
  • The term "sinusitis" means an inflammation of one or more of the sinus cavities. (wikipedia.org)
  • Sinusitis is characterized by inflammation of the lining of the paranasal sinuses. (medscape.com)
  • Treatment of acute sinusitis consists of providing adequate drainage of the involved sinus and appropriate systemic treatment of the likely bacterial pathogens. (medscape.com)
  • If left untreated, infections occurring in the sinus cavities can affect the chest and lungs. (wikipedia.org)
  • Frontal sinus cavities which can be found above the eyes (more in the forehead region). (wikipedia.org)
  • [ 3 ] The frontal sinuses are funnel-shaped structures with their ostia located in the most dependent portion of the cavities. (medscape.com)
  • The posterior wall of the frontal sinus, which separates the sinus from the anterior cranial fossa, is much thinner than its anterior wall. (medscape.com)
  • The sphenoid sinus is supplied by the sphenopalatine artery, except for the planum sphenoidale, which is supplied by the posterior ethmoidal artery. (medscape.com)
  • The sphenoid sinus ostium is located on the anterosuperior surface of the sphenoid face, usually medial to the superior turbinate. (medscape.com)
  • Drainage can be achieved surgically with sinus puncture and irrigation techniques. (medscape.com)
  • 5 Cranial and facial Bones  Zygomatic bone ("cheekbone") 1. (slideshare.net)
  • 8 Cranial and facial Bones  Mandibular bone 1. (slideshare.net)
  • Acute lymphoblastic leukaemia/lymphoma (ALL) is a systemic disease which primarily involves bone marrow or lymphoid organs. (bvsalud.org)
  • Sphenoid wing (SW) en plaque meningioma (ePM) is a subgroup of meningiomas defined by its specific character presenting with a rather thin sheath of soft tumor tissue accompanied by disproportionate and extensive bone hyperostosis. (surgicalneurologyint.com)
  • Radiological bone changes in form of hyperostosis and bone erosion was seen in 14 cases. (symptoma.com)
  • Untreated allergies are one of the main contributing factors to the development of sinus infections. (wikipedia.org)
  • Long-term complications (i.e., cerebrospinal fluid (CSF) leakage, infections, pseudoaneurism, carotid-cavernous fistula formation) should be considered and prevented after patient's stabilization. (surgicalneurologyint.com)
  • 5 20 45 ] Cushing and Eisenhardt[ 13 ] coined the term of "en plaque" for the first time to differentiate this type of tumor growth from those designated as "en mass" meningiomas. (surgicalneurologyint.com)
  • Satisfactory cosmetic result is reported using mini LO technique after widely exposing and removing the hyperostotic bone down to the subtemporal fossa with only simple repair of the dura without cranioplasty. (surgicalneurologyint.com)
  • Sphenoid sinus: hollow space filling body, immediately below hypophyseal fossa 2. (slideshare.net)
  • They found that pituitary adenoma volume and cavernous sinus invasion (graded with the Knosp scale), when used in combination, could predict the complexity of the surgery and the difficulty of achieving gross total resection. (medscape.com)
  • The sinus reaches its full size by the late teenage years. (medscape.com)
  • During management of hemorrhagic complications bullet and bone fragments removal is indicated when feasible. (surgicalneurologyint.com)