Search Results for: itch-scratch sequence

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Histologic Diagnosis of Inflammatory Skin Diseases

Lupus erythematosus

…o, it now will be for lesions of it histopathologic, after which criteria for diagnosis will be set forth telegraphically in sequence chronological. A “butterfly blush” is characterized histopathologically by a sparse infiltrate of…

Differential Diagnosis in Dermatopathology

Dermatofibroma vs. Desmoplastic Spitz’s nevus

A disease of pilosebaceous units, especially infundibula, that may manifest itself as noninflammatory lesions, i.e., comedones and intact cysts, or as inflammatory lesions, i.e., papules, nodules, and pustules. The process may resolve without…

Differential Diagnosis in Dermatopathology

Discussions

…ess to become a papule and even a nodule and tumor. The same may be said for macules of melanoma on every site anatomic. The sequence histopathologic of changes in “lentigo maligna”, as in melanoma in situ on all anatomic sites, begins…

Histologic Diagnosis of Inflammatory Skin Diseases

Factitious dermatitis and panniculitis

…of foreign body granulomatous inflammation. Pentazocine panniculitis is manifested as sclerodermoid plaques consequent to a sequence of thrombosis, granulomatous inflammation, and pronounced fibrosis in the dermis and subcutaneous fat. Povidone…

Differential Diagnosis in Dermatopathology

Discussions

…lled with horny material (plugs of corneocytes). The typical patient is a middle-aged or older woman who complains of severe itching in the vulvar, perineal, and/or perineal region. When, as has been mentioned, such lesions have been rubbed…

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