• In these dogs, lesions are circular or semicircular central crystalline deposits in the anterior corneal stroma that appear between 2 and 5 years of age. (ackcsc.org)
  • It causes redness, irritation, itchy eyes and even corneal lesions in severe cases. (aestheticsurgicalarts.com)
  • Hand-Schüller-Christian disease was described as eosinophilic granulomatous lytic bone lesions, diabetes insipidus, and exophthalmos in young children. (capsulehealth.one)
  • In the later stages of the disease, a classic triad appears, in which exophthalmos, granulomas in the bones of the skull and diabetes insipidus develop. (antibiotic-store.com)
  • The current classification system adopted by the international medical community divides vascular lesions of the head and neck into vascular tumors and vascular malformations. (medscape.com)
  • Radiographic investigation is often used in the diagnostic process, especially to aid in differentiating deep vascular tumors from deep vascular malformations and defining extent of the lesions and involvement of nearby structures. (medscape.com)
  • In 1938, Cushing and Eisenhardt first used the term "meningioma" to describe these lesions and introduced it as a separate category of extraparenchymal tumors. (medscape.com)
  • Granulomatous lesions of bone tissue, internal organs, and lymph nodes appear. (antibiotic-store.com)
  • Microscopically, lesions were characterized by multifocal granulomas with a central necrotic area containing non-stained fungal hyphae images surrounded by a granulomatous infiltrate. (scielo.br)
  • No gross lesions were seen in the rats at necropsy. (erowid.org)
  • Vascular lesions of the head and neck encompass a wide range of different lesions. (medscape.com)
  • MRI is the mainstay for radiographic evaluation of deep vascular lesions of the head and neck and can aid in the differentiation of vascular tumor from vascular malformation. (medscape.com)
  • 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)
  • Proliferative-vascular lesions are sometimes encountered in the corneas of small animals. (vin.com)
  • Over the years, this nomenclature has evolved as progress has been made in our understanding of the histopathology, clinical behavior, treatment, and prognosis of these lesions. (medscape.com)
  • [ 1 ] Since that time, our understanding of the histologic composition and clinical behavior of these lesions has continued to progress and additional subclassifications have been created (see the image below). (medscape.com)
  • A retrospective review was performed on cases of Chinese patients with clinical findings of simultaneous intraocular and orbital spaceoccupied lesions. (omicsonline.org)
  • The history is difficult to obtain, the clinical symptoms are indistinct, and their assessment is obscured by a slew of other lesions. (bvsalud.org)
  • Clinical examination revealed exophthalmos in the left eye with chemosis and periorbital swelling. (davisthompsonfoundation.org)
  • A 39-year-old man with clinical features of hyperthyroidism associated with exophthalmos and goitre presented to out patient clinic. (viamedica.pl)
  • 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)
  • LCH lesion also contains inflammatory cells and cytokines such as T lymphocytes, eosinophils, neutrophils, and macrophages. (capsulehealth.one)
  • Treatment of inflammatory and pruritic manifestations of corticosteroid-responsive dermatoses, management of refractory lesions of psoriasis, and other deep-seated dermatoses. (medicscientist.com)
  • If close to the limbus, primary inflammatory lesions should be considered (especially in dogs, e.g., fibrous histiocytoma, chronic superficial keratitis, pannus). (vin.com)
  • Many carcinomas are solid, while several cystic or mixed lesions are benign. (teknon.es)
  • A mismatch often occurs in the severity of the symptoms and the relatively benign appearance of the lesions. (medscape.com)
  • Each meal, and management of lesions- benign cyst. (eostone.com)
  • Concomitant intraocular and orbital space-occupied lesions are relatively rare and this is the first report stressing the underlying causes of concomitant intraocular and intraorbital lesions . (omicsonline.org)
  • 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)
  • Pain in the V1 and V2 divisions of the trigeminal nerve can suggest an intracranial (e.g., cavernous sinus) or intraorbital lesion. (eyewiki.org)
  • In the Computed tomography (CT), the presence of a well-defined lesion with nodular morphology, located in the anterior extraconal space in the superior medial margin of the left orbit, without visible calcifications in the inner part or signs of infiltration into the adjacent tissues was observed. (scitechnol.com)
  • Two different growing patterns of sphenoid wing meningioma have been described: meningioma en masse, forming a nodular space-occupying lesion, and meningioma en plaque, which is flat and demonstrates a carpet-like growth pattern. (medscape.com)
  • Lateral orbitotomy approach for removing hyperostosing en plaque sphenoid wing meningiomas. (surgicalneurologyint.com)
  • 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)
  • [ 8 ] Of lesions in the supratentorial compartment, sphenoid wing meningiomas represent about 15-20% of all meningiomas. (medscape.com)
  • Sphenoid wing meningiomas also are known as "orbitosphenoid meningiomas," "meningiomas en plaque of the sphenoid wing," and "sphenoid wing meningiomas with osseous involvement. (medscape.com)
  • On ultrasonography, infantile hemangiomas (the most common type of vascular tumor) appear as hypoechoic, heterogenous, well-defined lesions. (medscape.com)
  • Ultrasound revealed diffuse thyroid enlargement with hypoechoic pattern and hypoechoic lesions with regular edges of 1.0 cm diameter at the left and right lobe. (viamedica.pl)
  • differentiating globe enlargement (buphthalmos) from globe protrusion (exophthalmos) can be difficult with close inspection, but should be easy with careful distant examination. (vin.com)
  • A retrospective review was performed on cases with both intraocular and orbital spaceoccupied lesions who were treated at the Zhongshan Ophthalmic Center, of Sun Yat-sen University, China between Jan 1, 2000 and Dec 31, 2011. (omicsonline.org)
  • 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)
  • MRI of the spine showed a spinal cord compression due to bone and epidural tumoral lesions of the posterior wall of the D1 to D5 thoracic vertebras ( Figure 1 ). (scirp.org)
  • The dura is opened, and the meningioma can be seen extending en plaque over the surface of the brain. (medscape.com)
  • Two decades later, with the advent of electron microscopy, Nezelof and colleagues identified a unique intracellular organelle, the Birbeck granule , in histiocytosis X lesions. (capsulehealth.one)
  • Treatment and prognosis vary considerably based on the correct diagnosis of the lesion, and new modalities are being described. (medscape.com)
  • The purpose of this article is to examine some of the more common lesions within the current ISSVA classification system, focusing on the presentation and physiology of the specific lesions and their individualized treatment and prognosis. (medscape.com)
  • In 1982, Mulliken and Glowacki developed the first binary system of diagnosis based on histologic characteristics, dividing these lesions into either hemangiomas or vascular malformations. (medscape.com)
  • 2012) suggested that the histologic features of the lesions seemed to be the most uniform phenotype in these patients. (findzebra.com)
  • 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)
  • All patients underwent conventional, DWI, and DSC-PWI MRIs before the surgical removal of the lesion or stereotactic biopsy. (bvsalud.org)
  • To investigate a possible association between isolated white matter lesions suggestive of demyelinating disease in magnetic resonance imaging (MRI) and patent foramen ovale (PFO) evidence in migraine patients, with or without aura. (cirn-na.com)
  • In addition, an international collaborative has been established to further refine the diagnosis and treatment of these lesions, the International Society for the Study of Vascular Anomalies (ISSVA). (medscape.com)
  • Histopathology via open or needle biopsy is rarely needed as an aid to diagnosis but should be performed in cases of lesions that behave in atypical, aggressive fashion. (medscape.com)
  • These can also assist with narrowing the differential diagnosis and can help to topographically localize the lesion. (eyewiki.org)
  • 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)
  • See Brain Lesions: 9 Cases to Test Your Management Skills , a Critical Images slideshow, to review cases including meningiomas, glioblastomas and craniopharyngiomas, and to determine the best treatment options based on the case history and the associated images. (medscape.com)
  • This is the crucial milestone to achieve aggressive removal of all the involved compartments of the lesion. (surgicalneurologyint.com)
  • This results from a combination of anatomic features including shallow orbits, exophthalmos, a large eyelid opening (macroblepharon) and lagophthalmos. (ackcsc.org)
  • External exam showed a well-demarcated pinkish-white concave lesion with fine hairs temporally in her right eye. (medscape.com)
  • In addition, this modality allows differentiation of lesion from normal tissue, elucidates the flow pattern of the lesion (low vs high flow), and defines extent of the lesion. (medscape.com)
  • He had no subjective complaints, symptoms of recurrence or worsening and no appearance of another lesion ( Figure 4 and Figure 5 ). (scirp.org)
  • The first tangible steps toward better defining these lesions and tailoring the treatment were made in the early 1980s. (medscape.com)
  • Current evaluation and treatment of these lesions in the pediatric population is often carried out in a multidisciplinary setting with a team of health care providers, including pediatric surgeons, head and neck surgeons, interventional radiologists, dermatologists, hematologists, and plastic surgeons. (medscape.com)
  • Ultrasonography of vascular malformations depends upon the type of lesion. (medscape.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)
  • Determine whether the lesion is cystic or solid. (teknon.es)
  • Cet article procède à un examen des principales étapes dans l'histoire de la pathologie de la thyroïde, avec une brève discussion des aspects scientifiques concernant la glande thyroïde qui ont eu une importance historique, et de l'évolution de l'endocrinologie en tant que discipline à part entière. (who.int)