Search Results for: epidermis

Histologic Diagnosis of Inflammatory Skin Diseases

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…ed appearance of the dermoepidermal junction, focally thinned epidermis, and plentiful mucin throughout the dermis = Lupus erythematosus, discoid  The presence of parakeratosis does not militate against a diagnosis of discoid lupus erythematosus. In…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen planus

…decalvans]) refers to lichen planus centered in infundibular epidermis and in follicles, it tending largely to spare surface epidermis and to end in permanent alopecia; the end-stage of alopecic lesions on the scalp is known as pseudopelade of Brocq…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mammary and Extramammary Paget’s Disease?

…he invasion of carcinoma cells (Paget’s cells) into the epidermis and into the glandular portion of the sweat gland.” Braun-Falco O, Plewig G, Wolff HH, et al. Precanceroses. In: Dermatology. Berlin, Germany: Springer-Verlag, 1991:1005. &…

Histologic Diagnosis of Inflammatory Skin Diseases

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…the disease. In brief, lymphocytes precede neutrophils in the epidermis of an incipient lesion of psoriasis, and they induce spongiosis there. The spongiotic character of psoriasis is appreciated best in lesions that develop on palms and soles. 10.90…

Histologic Diagnosis of Inflammatory Skin Diseases

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…ng period of time. The alterations are confined mostly to the epidermis and thickened papillary dermis. 10.23.2A: Perivascular dermatitis, psoriasiform, markedly hyperkeratotic + 10.23.2B: Orthokeratosis, hypergranulosis, acanthosis, proliferation of…