Search Results for: sign of leser-trelat

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Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lymphocytic Vasculitis?

…in different ways by different authors. […] The purpose of this report is to suggest reconsideration of the diagnostic criteria of lymphocytic vasculitis.” Oh CW, Lee SH, Heo EP. A case suggesting lymphocytic vasculitis as a presenting si…

Histologic Diagnosis of Inflammatory Skin Diseases

Gas gangrene

…ults of both sexes Distribution of lesions Localized to sites of deep wounds Individual lesions Dusky erythematous plaques and hemorrhagic bullae through which bubbles of gas percolate, i.e., the “sparkling burgundy sign,” specific for ga…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Inverted Follicular Keratosis, Tricholemmoma, and Desmoplastic Tricholemmoma?

…urprisingly, some resolving verrucae show attributes together of both inverted follicular keratosis and tricholemmoma. Desmoplastic tricholemmoma exhibits changes histopathologic of tricholemmoma and, in addition, signs of pseudocarcinomatous hyperpl…

Histologic Diagnosis of Inflammatory Skin Diseases

Hailey-Hailey disease

…pemphigus vulgaris. Before acantholysis supervenes in lesions of Hailey-Hailey disease, however, the cytoplasm of affected epidermal cells becomes eosinophilic, a sign that cornification has begun to occur. Unlike pemphigus vulgaris, Hailey-Hailey di…

Dermatology Practical & Conceptual

Regression of nevi in a melanoma patient treated with interferon

…esent melanocytes, raising the possibility of pagetoid spread of a melanoma or Langerhans cell, as part of the inflammation. Histopathologic analysis of this lesion showed a dysplastic nevus with areas of melanosis, fibrosis and inflammation and no s…

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