Search Results for: epithelioid angiosarcoma

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A Clinical Atlas of 101 Common Skin Diseases

Necrobiosis Lipoidica

A granulomatous inflammatory process characterized clinically by patches that become yellowish plaques and that in time resolve with atrophy and telangiectases. The condition usually occurs in persons with diabetes.

Histologic Diagnosis of Inflammatory Skin Diseases

Cells That Mediate Inflammation (Inflammatory Cells)

…culoid granulomas. In actuality, some examples of sarcoidosis exhibit dense infiltrates of lymphocytes around collections of epithelioid histiocytes, e.g., some lesions of subcutaneous sarcoidosis, and even display necrosis in the center of clusters…

Histologic Diagnosis of Inflammatory Skin Diseases


…the subcutaneous fat only, or in both together, as illustrated here. 10.95.6A: Nodular dermatitis, granulomatous + 10.95.6B: Epithelioid histiocytes in collections in company with a smattering of lymphocytes = Sarcoidosis Not uncommonly, lymphocytes…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology


…al, or polygonal like the cells of an piehtlium. But that has never been made clear and, that being the case, the meaning of epithelioid cell as it applies to Spitz nevus remains elusive. The term “epithelioid sarcoma” verges on…

Histologic Diagnosis of Inflammatory Skin Diseases


…light necrosis sometimes in the center of some granulomas Inclusions (asteroid bodies or Schaumann bodies) sometimes seen in epithelioid histiocytes Similar-appearing granulomas present sometimes in the dermis Correlation clinicopathologic Papules…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…uloid granuloma. C. Palisaded granuloma. D. Suppurative granuloma. A fifth pattern is interstitial granuloma. Figure 3.18 A. Epithelioid histiocyte. B. Nonepithelioid histiocyte. A granuloma devoid of inflammatory cells other than epithelioid

Histologic Diagnosis of Inflammatory Skin Diseases

Errors and Reasons

…sum, and simulators of lichen planus, at times may be devoid of eosinophils. Error: Epitheloid is an alternative spelling of epithelioid. Reason: Dermatologists and pathologists often misspell epithelioid as “epitheloid,” omitting the…

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