• Goldman was the first dermatologist to coin the term "dermascopy" and to use the dermatoscope to evaluate pigmented cutaneous lesions. (hindawi.com)
  • Congenital lumbosacral cutaneous lesions along the paraspinal region can often be a marker of occult spinal dysraphism, a failure of one or more components of the spinal cord or canal to fuse properly during development. (logicalimages.com)
  • The highest risk for occult spinal dysraphism occurs in the presence of two or more congenital lumbosacral midline cutaneous lesions of any kind. (logicalimages.com)
  • Serial clinical images demonstrate that the white oral lesions are enlarging in size and evolving in texture. (medscape.com)
  • Table 2 describes clinical presentations, diagnostic tests, and treatment options for skin lesions associated with common diseases. (aafp.org)
  • Dermoscopy enables clinicians to observe global and local structures very precisely and thus provides the additional criteria for the clinical diagnosis of pigmented skin lesion. (hindawi.com)
  • Section 1 covers background information on the nature of skin cancer, presents the clinical definition of different melanocytic lesions, and describes the motivation and state of the art. (hindawi.com)
  • The presence of a single lesion showing clinical features of lichenoid keratosis should raise the concern of a melanoma undergoing regression [ 2, 3 ]. (karger.com)
  • A retrospective review was performed on cases of Chinese patients with clinical findings of simultaneous intraocular and orbital spaceoccupied lesions. (omicsonline.org)
  • A thorough history, including an assessment of the risk factors, and a careful examination of the oral cavity are the most important clinical tools in diagnosing oral lesions. (medscape.com)
  • A whole-body clinical examination, particularly of the skin and mucous membranes, did not find any specific lesion. (medscape.com)
  • In front of an aggressive sellar and suprasellar lesion with a subacute clinical presentation, the main diagnoses are a pituitary carcinoma or aggressive adenoma, a pituitary metastasis of a carcinoma of unknown origin, or a solid craniopharyngioma. (medscape.com)
  • Lesions may occur in plants as well as animals. (wikipedia.org)
  • Since lesions can occur anywhere in the body and the definition of a lesion is so broad, the varieties of lesions are virtually endless. (wikipedia.org)
  • When looking at all of the published lesion cases for a given condition-say parkinsonism-researchers see that the lesions that cause this condition don't occur in just one region. (scientificamerican.com)
  • But parkinsonism is possible without nigral degeneration, and notably can occur following a sudden lesion like a stroke or hemorrhage. (scientificamerican.com)
  • The lesions did not all occur in the same region, and surprisingly most were not in the substantia nigra. (scientificamerican.com)
  • Leukoplakia is the name given to leathery lesions which are white in color and occur on tongue or other parts of mouth. (drchetan.com)
  • Our patient has a rare subtype of linear morphea called 'en coup de sabre,' or 'stroke of the sword,' so-called because of the characteristic linear lesions that occur on the frontoparietal scalp and forehead. (contemporarypediatrics.com)
  • For example, acne and eczema are skin lesions that occur in a particular pattern. (clevelandclinic.org)
  • If a lesion is caused by a tumor, it can be classified as malignant or benign after analysis of a biopsy. (wikipedia.org)
  • A skin lesion biopsy is when a small amount of skin is removed so it can be examined under a microscope. (medlineplus.gov)
  • If the whole skin lesion was not removed at the time of biopsy, you and your provider may decide to completely remove it. (medlineplus.gov)
  • Fragments of a benign papilloma in a breast biopsy are considered a lesion of uncertain malignant potential (B3 in the European classification) and excision is mostly recommended. (nih.gov)
  • A punch biopsy of the lesion was performed and revealed a poorly differentiated adenocarcinoma in the superficial and deep dermis. (aafp.org)
  • Lesions consistent with pityriasis rosea that do not resolve spontaneously in three months should be considered for biopsy. (aafp.org)
  • If a lesion is suspicious for an oral cancer, incisional biopsy should be performed for histologic confirmation. (medscape.com)
  • Biopsy should be performed on lesions of erythroplasia that are suggestive of cancer based on their appearance or location in the oral cavity or those that have failed to resolve within 2-3 weeks. (medscape.com)
  • Premalignant lesions and carcinoma in situ (CIS) may be permanently cured after excision or biopsy. (medscape.com)
  • Cancerous lesions are sometimes classified by their growth kinetics, such as the Lodwick classification, which characterizes classes of bone lesions. (wikipedia.org)
  • This paper presents a Computer Assisted Detection system based on medical imaging techniques and capable of labeling potentially cancerous breast lesions. (springer.com)
  • Skin lesions are common and are often the result of an injury or damage to your skin, but some have the potential to be cancerous. (clevelandclinic.org)
  • Cancerous skin lesions (skin cancer) are the most common type of cancer in the United States. (clevelandclinic.org)
  • disease-associated lesions Ghon focus Benign lymphoepithelial lesion Multiple sclerosis lesions Herpes labialis Tropical ulcer Herpetic whitlow Ablation "Lesion. (wikipedia.org)
  • Using animal subjects gives researchers the ability to study lesions in specific body parts of the subjects, allowing them to quickly acquire a large group of subjects. (wikipedia.org)
  • In the ensuing decades, to study the brain was to study lesions. (scientificamerican.com)
  • Discovery IQ, with GE's new Q.Clear technology, is designed to provide more accurate quantitation with excellent image quality for small lesion detection, fast and efficient reading, and a confident diagnosis. (biztimes.com)
  • From an initial retrospective review of 1543 patients with a diagnosis of intraocular and/or orbital spaceoccupied lesions, 8 patients (4 males and 4 females) with a coexistence of both intraocular and orbital mass lesions were identified. (omicsonline.org)
  • Based upon these findings, the presence of a lesion involving both the orbit and eye should be included when a diagnosis of retinoblastoma, idiopathic inflammatory pseudotumor, lymphoma, and/or Sturge- Weber syndrome is proposed. (omicsonline.org)
  • Computed tomography (CT) scanning is most valuable in the diagnosis of thymic lesions and anterior mediastinal masses. (medscape.com)
  • Which procedure you have depends on the location, size, and type of lesion. (medlineplus.gov)
  • Symptoms of your skin lesion could vary depending on what type of lesion you have. (clevelandclinic.org)
  • The incidence of orbital lesions in rank order of occurrence include: thyroidal associated ophthalmopathy , vascular lesions, idiopathic inflammatory pseudotumor, and lymphoproliferative neoplasia [ 3 ]. (omicsonline.org)
  • A myocardial lesion results from damage to the heart muscle, and a coronary lesion is a subtype that describes a lesion in the coronary arteries. (wikipedia.org)
  • Coronary lesions are then further classified according to the side of the heart that is affected and the diameter of the artery in which they form. (wikipedia.org)
  • A recent study characterized the prognostic value of adverse geometric characteristics of coronary lesions in predicting future acute coronary syndrome events. (medpagetoday.com)
  • We sought to characterize AGCs of coronary lesions capturing location and vessel geometry on baseline CCTA. (medpagetoday.com)
  • This multicenter, nested case-control study was a substudy of ICONIC (Incident Coronary Syndromes Identified by Computed Tomography) and included patients who had ACS with a culprit lesion precursor seen on CCTA. (medpagetoday.com)
  • 3 In patients with ACS and 2 or more significant lesions, the culprit lesion was defined using invasive coronary angiography and electrocardiography. (medpagetoday.com)
  • All coronary lesions were qualitatively evaluated for adverse morphological features, including positive remodeling, low attenuation, spotty calcification, and napkin-ring sign. (medpagetoday.com)
  • Additionally, coronary lesions were identified for 3 AGCs: distance from ostium to lesion, location at vessel bifurcation, and vessel tortuosity, which was defined as the presence of 1 bend of greater than 90 degrees or 3 curves of 45 to 90 degrees. (medpagetoday.com)
  • C. Reassurance that this represents a benign lesion. (aafp.org)
  • In addition, a variety of other rare breast lesions reveals a papillary architecture such as tall cell carcinoma with reversed polarity (TCCRP) and mucinous cystadenocarcinoma, adenomyoepithelioma, and secretory carcinoma. (nih.gov)
  • Although the knowledge about molecular pathology of papillary breast lesions has increased, there is not sufficient evidence for diagnostically useful molecular features, yet. (nih.gov)
  • In conclusion, these tests show that a supervised machine learning approach to the detection of breast lesions in Magnetic Resonance Images is consistent, and shows good performance, especially from a False Negative reduction perspective. (springer.com)
  • Culprit lesions were defined as single lesions with stenosis identified with the ROMICAT (Rule Out Myocardial Infraction by Computer Assister Tomography) definition. (medpagetoday.com)
  • Most of the patients demonstrated dry type single lesions on the head. (who.int)
  • Not all brain lesions are necessarily due to MS, but research shows that certain lesions are particularly characteristic of the condition. (medicalnewstoday.com)
  • As a result of dependence upon higher brain centers, certain lesions or diseases of the brain (eg, stroke, cancer, dementia) can result in a loss of voluntary control of the normal micturition reflex as well as symptoms such as urinary urgency. (medscape.com)
  • For example, a "skin lesion" or a "brain lesion" are named for the tissue where they are found. (wikipedia.org)
  • A space-occupying lesion, as the name suggests, has a recognizable volume and may impinge on nearby structures, whereas a non space-occupying lesion is simply a hole in the tissue, e.g. a small area of the brain that has turned to fluid following a stroke. (wikipedia.org)
  • Brain lesions may help researchers understand brain function. (wikipedia.org)
  • Research involving lesions relies on two assumptions: that brain damage can affect different aspects of cognition independently, and that a locally damaged brain functions identically to a normal brain in its "undamaged" parts. (wikipedia.org)
  • Humans with brain lesions are often the subjects of research with the goal of establishing the function of the area where their lesion occurred. (wikipedia.org)
  • This damage can result in lesions in the brain that can affect balance, vision, and other functions. (medicalnewstoday.com)
  • Doctors can identify MS brain lesions with different imaging techniques. (medicalnewstoday.com)
  • In the context of MS, a lesion refers to an area of damage in the brain. (medicalnewstoday.com)
  • In MS, chronic inflammation damages these myelin sheaths, which can result in brain lesions, also known as plaques. (medicalnewstoday.com)
  • What do brain lesions look like? (medicalnewstoday.com)
  • How an MS lesion looks depends on the type of MRI scan used to view the brain. (medicalnewstoday.com)
  • Lesions may appear as bright or dark spots, and some brain lesions have darker outer edges that appear to expand. (medicalnewstoday.com)
  • The following pictures show what brain lesions may look like on an MRI scan. (medicalnewstoday.com)
  • What symptoms do MS brain lesions cause? (medicalnewstoday.com)
  • The case is likely the earliest-and most famous-of using a "lesion" to link a damaged brain region to its function. (scientificamerican.com)
  • Lesion cases fed most of the era's knowledge of the brain. (scientificamerican.com)
  • A new method called lesion network mapping is clearing the cobwebs off the lesion study and uniting it with modern brain connectivity data. (scientificamerican.com)
  • Broca and his contemporaries synthesized a theory of the brain from lesions: that the brain is segmented. (scientificamerican.com)
  • Lesion studies lend a lawyerly logic to the brain: if region X is destroyed and function Y no longer occurs, then region X must control function Y. (scientificamerican.com)
  • Thus, modern neuroscience views individual lesion cases as imperfect, uncontrolled experiments of nature that don't necessarily speak to how a network controls a brain function. (scientificamerican.com)
  • Lesions seemingly all over the brain cause parkinsonism and other conditions. (scientificamerican.com)
  • The authors of a new study published in Brain use the disparate locations of lesions to their advantage-in this case to better understand the neuroanatomy of parkinsonism. (scientificamerican.com)
  • The authors hypothesized that the parkinsonism-causing lesions, despite occurring in disparate brain structures, disrupt common connectivity networks in the brain. (scientificamerican.com)
  • To test this, the authors overlaid these lesion locations on a map of the brain known as the connectome -a structural map of region to region connectivity derived from functional MRI data. (scientificamerican.com)
  • Each of the 29 lesions sat within several different networks, which is to be expected as the brain is a rich tangle of connectivity. (scientificamerican.com)
  • Thus, dendritic growth may be associated with an interaction between brain injury and learning-dependent use of the intact forelimb in compensating for lesion-induced deficits in the impaired forelimb. (jneurosci.org)
  • FILE - Gary Woodland reacts on the 14th green during the final round of the Wells Fargo Championship golf tournament at the Quail Hollow Club on Sunday, May 7, 2023, in Charlotte, N.C. The former U.S. Open champion announced Wednesday, Aug. 30, he will have surgery on Sept. 18 to remove a lesion found on his brain. (fox2now.com)
  • Former U.S. Open champion Gary Woodland said Wednesday he will have surgery to remove a lesion found on his brain. (fox2now.com)
  • Brain magnetic resonance imaging revealed a 4-cm heterogeneous enhancing sellar and suprasellar lesion, with substantial mass effect on the chiasm and third ventricle (Fig. 1). (medscape.com)
  • A reactive brain edema was seen around the mass on the axial T2 and coronal fluid-attenuated inversion recovery sequences, which is not a typical feature of macroadenoma and could suggest, although rather nonspecific, an unusual lesion. (medscape.com)
  • Although such computer programs are developed for different diagnostic algorithms, to the best of our knowledge, a system to classify different melanocytic lesions has not been proposed yet. (hindawi.com)
  • In this research we present a new approach to the classification of melanocytic lesions. (hindawi.com)
  • The algorithm has been tested on 300 dermoscopic images and achieved accuracy of 92% indicating that the proposed approach classified most of the melanocytic lesions correctly. (hindawi.com)
  • Strokes, hemorrhages, or tumors make up most lesion cases. (scientificamerican.com)
  • Ablation is an increasingly recognized alternative to surgery for liver tumors in patients with impaired liver function, associated extrahepatic disease, lesions inaccessible to surgical resection, extensive bilobar metastatic disease or concurrent medical conditions precluding an operation 1 . (nature.com)
  • An inside look at how a p53 mutation leads to a shedding lesion responsible for tumors on the ovaries. (directoryofillustration.com)
  • Urticaria results from the release of histamines and appears as well-circumscribed, erythematous lesions with raised borders and blanched centers. (aafp.org)
  • We discuss the histological features and staining techniques required to classify MS lesions, and, in addition, describe the histological hallmarks of cortical pathology and diffuse white matter changes, as well as of remyelination. (nih.gov)
  • How do we classify skin lesions? (clevelandclinic.org)
  • Dr C diagnosed a papilloma on his right chest wall as well as a seborrhoeic keratosis skin lesion of the upper left arm. (medicalprotection.org)
  • Histopathological examination of the excised lesion showed a regressive melanoma with a histopathological pattern of lichenoid keratosis. (karger.com)
  • Lichenoid keratosis or lichen planus-like keratosis has been proposed to be a regressive epidermal lesion such as solar lentigo or seborrheic keratosis. (karger.com)
  • The use of smokeless tobacco is associated with a spectrum of oral cavity lesions, including leukoplakia, speckled leukoplakia, erythroplasia, tobacco-associated keratosis, carcinoma in situ (CIS), verrucous carcinoma , and invasive squamous cell carcinoma (SCC) . (medscape.com)
  • Patients with lesion-induced parkinsonism aren't diagnosed with Parkinson's disease, exactly, but their slowed movement, rigid musculature and tremor are nearly identical to those with "classical" Parkinson's disease. (scientificamerican.com)
  • Between January 2015 and December 2017, 163 patients with 286 lesions were treated with SMWA in our institution, a certified cancer center. (nature.com)
  • A total of 116 patients with ACS with culprit lesions were matched with 116 patients with non-ACS. (medpagetoday.com)
  • Among 548 lesions in 116 patients, 116 culprit lesion precursors were characterized and compared with 432 nonculprit lesions. (medpagetoday.com)
  • Measurement of the Hill-Sachs lesion (HSL) has been an area of interest for clinicians as quantification of bone loss is crucial in treatment decisions for patients with shoulder instability. (isakos.com)
  • Patients demonstrating a concomitant intraocular and orbital spaceoccupied lesion are relatively rare [ 4 , 5 ] and, to the best of our knowledge, this is the first report stressing the underlying causes of concomitant intraocular and intraorbital lesions in the literature. (omicsonline.org)
  • BACKGROUND: Contact allergy to the mint-tasting flavour carvone has been observed in patients with oral lichenoid lesions (OLL). (lu.se)
  • Pour identifier les espèces de Leishmania, des techniques moléculaires ont été appliquées sur des échantillons prélevés chez 64 patients atteints de leishmaniose cutanée orientés vers l'hôpital régional d'Herat en 2013. (who.int)
  • This multiple cases study analyzed the performance of five patients with ischemic cerebrovascular lesion in LH in three types of apraxias. (bvsalud.org)
  • Only patients with cortical lesions showed deficits of ideomotor apraxia. (bvsalud.org)
  • Bullous Pemphigoid Bullous pemphigoid is a chronic autoimmune skin disorder resulting in generalized, pruritic, bullous lesions in older patients. (msdmanuals.com)
  • A Stener lesion occurs when the thumb is forcefully abducted and the distal attachment of the ulnar collateral ligament (UCL) at the metacarpophalangeal (MCP) joint is traumatically avulsed from its insertion into the base of the proximal phalanx of the thumb. (medscape.com)
  • In his now classic 1962 article, Stener described a distinct, surgically correctable anatomic lesion that could account for the chronic instability found in the thumbs of some gamekeepers and skiers. (medscape.com)
  • Little controversy exists regarding the need for operative intervention for a true Stener lesion. (medscape.com)
  • The clearest and most eloquent anatomic depiction of the Stener lesion can be found in Stener's 1962 article. (medscape.com)
  • Stener described a lesion produced by forced thumb abduction in which the distal attachment of the UCL was traumatically avulsed from the proximal phalanx of the thumb. (medscape.com)
  • A proposed system can not only help to precisely diagnose the type of the skin mole but also decrease the amount of biopsies and reduce the morbidity related to skin lesion excision. (hindawi.com)
  • He underwent PCI with stenting of both LM and LAD-diagonal bifurcation lesions, yielding a satisfactory result (Figures 4-5). (acc.org)
  • MS symptoms vary depending on the location and severity of the lesions. (medicalnewstoday.com)
  • Severity grade depends on the extent of the lesion and degree of loss/decreased size of epithelial cells. (nih.gov)
  • Answers B, C, or D could be the final management of this gentleman, but it depends on the severity of the distal LM lesion. (acc.org)
  • 2 Additional assessment such as IVUS is preferred to determine severity of LM lesion. (acc.org)
  • The characteristic skin lesions of a varicella zoster virus infection are called chickenpox. (wikipedia.org)
  • Children with linear morphea typically develop lesions that initially appear somewhat erythematous, then progress to hyperpigmented plaques that coalesce longitudinally into continuous bands. (contemporarypediatrics.com)
  • Additional questioning reveals no traumatic oral habits, no changes in oral hygiene products, no new medications during the onset of the lesions, and no associated extraoral signs or symptoms. (medscape.com)
  • Five months later, Mr M was seen by another member of the practice, Dr B, for heartburn symptoms and Mr M also mentioned the skin lesion on his left arm. (medicalprotection.org)
  • What are the symptoms of skin lesions? (clevelandclinic.org)
  • If you notice your skin lesion is increasing in size or shape, is causing you severe pain, is bleeding or leaking pus or won't heal as you expected - or if you have other associated symptoms like fever, joint pain, swelling or anything concerning to you - visit your healthcare provider immediately. (clevelandclinic.org)
  • Woodland, a four-time PGA Tour winner, announced on social media he was diagnosed with the lesion a few months ago and has been trying to treat the symptoms with medication. (fox2now.com)
  • There is no designated classification or naming convention for lesions. (wikipedia.org)
  • The proposed automatic algorithm contains the following steps: image enhancement, lesion segmentation, feature extraction, and selection as well as classification. (hindawi.com)
  • Although a number of histological classification systems for CNS lesions have been used by different groups in recent years, no uniform classification exists. (nih.gov)
  • In this paper, we propose a simple and unifying classification of MS lesions incorporating many elements of earlier histological systems that aims to provide guidelines for neuropathologists and researchers studying MS lesions to allow for better comparison of different studies performed with MS tissue, and to aid in understanding the pathogenesis of the disease. (nih.gov)
  • For this classification of MS lesions, identification of myelin with histological stains [such as luxol fast blue-PAS] or by immunohistochemistry using antibodies against myelin basic-protein (MBP) or proteolipid-protein (PLP), as well as, detection of macrophages/microglia by, e.g., anti-CD68 is sufficient. (nih.gov)
  • Atherosclerosis is a chronic inflammatory disease of the vasculature characterised by the infiltration of activated neutrophils and macrophages at sites of damage within the vessel wall, which contributes to lesion formation and plaque progression. (greenmedinfo.com)
  • Dr B identified multilevel chronic disc degeneration, but did not detect an L2 lytic lesion. (hdc.org.nz)
  • If you have chronic conditions, like psoriasis , you're likely to experience recurring skin lesions in your lifetime. (clevelandclinic.org)
  • By giving them a rest from the bit to give the lesions time to heal and paying attention to how they're handling the horse-educating themselves and watching their rein tension-they could prevent the lesions from becoming chronic and (protect) the horse from further pain. (thehorse.com)
  • The most common reference tests for measuring the Hill-Sachs lesion were arthroscopy, radiography, arthro-CT, and surgical techniques. (isakos.com)
  • The primary outcome was to determine whether lesion level AGCs were associated with progression to ACS-causing culprit lesions. (medpagetoday.com)
  • The endoperiodontal lesion occurs when a tooth undergoing endodontic disease is united to a periodontal lesion with apical progression. (bvsalud.org)
  • The lack of proven screening tools for early detection and the high mortality of ovarian serous carcinoma (OSC), particularly high grade, have focused attention on identifying putative precursor lesions with distinct morphological and molecular characteristics. (hindawi.com)
  • A lack of effective screening tools for early detection of ovarian cancer in high-risk and general populations has led to increased interest in the identification of precursor lesions defined by both morphological and molecular changes that could be the target of not only early detection but prevention efforts. (hindawi.com)
  • Despite multiple biopsies and laser ablation by her oral healthcare providers, the lesions continue to spread. (medscape.com)
  • Computer-assisted stereotactic navigation is particularly interesting in the setting of very small or invisible "vanishing" lesions (targeting accuracy), very large lesions requiring multiple needle placements in order to achieve complete ablation, or difficult-to-reach or treat lesions (close proximity to major vessels/bile ducts, liver dome, segment I lesions). (nature.com)
  • Nummular eczema presents as a rash composed of coin-shaped papulovesicular erythematous lesions. (aafp.org)
  • The lesions are mostly unilateral and tend to involve the lower extremities more frequently than the upper extremities. (contemporarypediatrics.com)
  • This article examines what these lesions are, available treatments, and how MRI scans detect MS lesions. (medicalnewstoday.com)
  • GE Healthcare has announced U.S. Food and Drug Administration 510(k) clearance of its Discovery IQ PET/CT system, a device that will help physicians detect smaller lesions and determine whether the patient is responding to current treatment. (biztimes.com)
  • A Gram stain of a skin lesion is a laboratory test that uses special stains to detect and identify bacteria in a sample from the skin. (ucsfbenioffchildrens.org)
  • Research from 2020 also shows MS lesions have an identifiable central vein, while other non-MS lesions do not. (medicalnewstoday.com)
  • Four online databases (PubMed, Embase, MEDLINE and COCHRANE) were searched for literature on the various modalities and measurement techniques used for quantifying the Hill-Sachs lesion, from data inception to October 1, 2020. (isakos.com)
  • This work is focused not only on categorization of skin lesions as benign or malignant but also on specifying the exact type of a skin lesion including melanoma, Clark nevus, Spitz/Reed nevus, and blue nevus. (hindawi.com)
  • To identify the main microorganisms within the lesion of endodontic and periodontal origin and correlate them with the endoperiodontal lesion. (bvsalud.org)
  • A lesion is any damage or abnormal change in the tissue of an organism, usually caused by injury or diseases. (wikipedia.org)
  • Annular lesions can present in a variety of diseases. (aafp.org)
  • Many diseases present with cutaneous annular lesions, making distinction by physical appearance alone challenging. (aafp.org)
  • This review highlights the physical appearance of and historical findings associated with these lesions, which can aid in diagnosing common and uncommon diseases ( Table 1 ) . (aafp.org)
  • Periventricular lesions are white matter lesions in direct contact with the brain's lateral ventricles. (medicalnewstoday.com)
  • Juxtacortical lesions are in direct contact with the brain's cortex. (medicalnewstoday.com)
  • One might think that modern neuroscience, with its immense toolkit of experimental techniques, no longer needs lesions like Gage's to parse the brain's inner workings. (scientificamerican.com)
  • The participants, aged 43‑73 years, were divided into two groups with regard to their lesion site, cortical or subcortical. (bvsalud.org)
  • An 84-year-old woman presented for evaluation of various benign skin lesions and was incidentally noted to have an 8-mm violaceous nodule in the umbilicus ( Figure 1 ) . (aafp.org)
  • 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)
  • In addition to oral lesions, smokeless tobacco users are at increased risk for stomach and pancreatic cancers, although the data regarding the risks for pancreatic cancer are mixed, with some studies showing a statistical association. (medscape.com)
  • Selenomethionine supplementation reduces lesion burden, improves vessel function and modulates the inflammatory response within the setting of atherosclerosis. (greenmedinfo.com)
  • Concurrent with these results, SeMet supplementation decreased lesion accumulation of M1 inflammatory type macrophages, and decreased the extent of extracellular trap release from phorbol myristate acetate (PMA)-stimulated mouse bone marrow-derived cells. (greenmedinfo.com)
  • Based on the presence/absence and distribution of macrophages/microglia (inflammatory activity) and the presence/absence of ongoing demyelination (demyelinating activity), we suggest differentiating between active, mixed active/inactive, and inactive lesions with or without ongoing demyelination. (nih.gov)
  • Erythema Multiforme Erythema multiforme is an inflammatory reaction, characterized by target or iris skin lesions. (msdmanuals.com)
  • On July 15, 2022, the U.S. Food and Drug Administration (FDA) issued a safety communication advising laboratories to use swab specimens taken directly from a lesion (rash or growth) when testing for mpox virus. (cdc.gov)
  • c) Dermoscopy enables clinicians to observe border irregularities, colors, and structures within skin lesions that are otherwise not visible to the unaided eye [ 2 , 4 ]. (hindawi.com)
  • Active and mixed active/inactive lesions can be further subdivided into lesions with ongoing myelin destruction (demyelinating lesions) and lesions in which the destruction of myelin has ceased, but macrophages are still present (post-demyelinating lesions). (nih.gov)
  • Erythema multiforme, which is due to a hypersensitivity reaction, presents with annular, raised lesions with central clearing. (aafp.org)
  • The management of conditions that cause annular lesions is also discussed. (aafp.org)
  • Annular lesion on the glans of the penis is consistent with lichen planus. (msdmanuals.com)
  • Some researchers, though, are attempting to revive the relevance of lesion studies-both for neurology and psychiatry . (scientificamerican.com)
  • "LSD and focal cerebral lesions" Neurology . (erowid.org)
  • 2. Holland KE, Steffes B, Nocton JJ, et al: Linear scleroderma en coup de sabre with associated neurologic abnormalities. (contemporarypediatrics.com)
  • A slow, steady step-by-step approach helps veterinarians localize lesions in neurologic adult horses. (thehorse.com)
  • Lesion size may be specified as gross, meaning it is visible to the unaided eye, or histologic, meaning a microscope is needed to see it. (wikipedia.org)
  • This case shows that vascular markers should be done in front of an aggressive sellar lesion with unexpected histologic features. (medscape.com)
  • Papillary lesions of the breast represent a heterogeneous group of lesions including benign papillomas, papillomas with focal epithelial atypia, fully fledged ductal carcinoma in situ (DCIS) or lobular neoplasia, papillary DCIS, encapsulated papillary carcinomas without or with invasion, solid papillary carcinomas, and invasive papillary carcinomas. (nih.gov)
  • A) Axial, (B) coronal, and (C and D) sagittal sections of (A) T2 fluid-attenuated inversion recovery, (B) T2, (C) T1 pregadolinium, and (D) postgadolinium, showing a 4-cm heterogeneous enhancing sellar and suprasellar lesion, with substantial mass effect to the chiasma and third ventricle. (medscape.com)
  • Supplementation with SeMet significantly reduced atherosclerotic plaque formation in mouse aortae, resulted in a more stable lesion phenotype and improved vessel function. (greenmedinfo.com)
  • The authors hypothesized that beyond current qualitative and quantitative plaque features associated with risk of future ACS, AGCs, including lesion location and vessel geometry, are independently associated with future ACS-causing culprit lesions. (medpagetoday.com)
  • The risk of future culprit lesions was adjusted for diameter stenosis, number of adverse plaque characteristics, and quantitative plaque characteristics. (medpagetoday.com)
  • Culprit lesions had a greater diameter stenosis, higher prevalence of adverse plaque characteristics, and higher median volumes and burdens of plaque. (medpagetoday.com)
  • Your provider uses a surgical knife (scalpel) to remove the entire lesion. (medlineplus.gov)
  • This point becomes obvious when researchers pool, or meta-analyze, lesion data. (scientificamerican.com)
  • Finnish researchers found more horses with bit-related lesions than without-and most of the riders had no idea. (thehorse.com)
  • In a study carried out at national and international cross-country events, researchers found more horses with bit-related lesions than horses without-and most of the riders had no idea. (thehorse.com)