necrotizing vasculitis

necrotizing vasculitis,

an inflammatory condition of blood vessels characterized by necrosis, fibrosis, and proliferation of the inner layer of the vascular wall. Some cases result in occlusion and infarction. Necrotizing vasculitis may occur in rheumatoid arthritis and is common in systemic lupus erythematosus, periarteritis nodosa, and progressive systemic sclerosis. The condition is usually treated with corticosteroids.

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necrotizing

causing necrosis; exuding a brown to green, putrid discharge containing tissue debris.

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necrotizing epithelioma, necrotizing calcifying epithelioma

see pilomatrixoma.

necrotizing hepatopancreatitis

disease of shrimps caused by a small obligate intracellular unidentified bacterium; subacute to chronic syndrome with cumulative mortality of up to 90%.

necrotizing panniculitis

multifocal, erythematous, nonpruritic cutaneous lesions which ulcerate in the center and discharge seropurulent exudate; identifiable on histopathological examination.

necrotizing scleritis

a rare eye lesion, inflammatory proliferation of the anterior sclera, in dogs.

necrotizing ulcerative gingivitis

see necrotizing ulcerative gingivitis.

necrotizing vasculitis

important feature of the Arthus reaction; damage to the endothelium results from deposition of immune complexes in the vessel wall, usually on the basement membrane of the endothelium.