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Differential Diagnosis in Dermatopathology

Xanthogranuloma vs. Necrobiotic xanthogranuloma

A granulomatous inflammatory process that presents itself in children as multiple yellowish papules or nodules that often are associated with systemic involvement of eyes, liver, and testes. In adults it is usually a solitary lesion confined to the…

Histologic Diagnosis of Inflammatory Skin Diseases

Halogenoderma

Halogenoderma Synonyms Halogen dermatitis Bromide eruptions Variations clinical Bromoderma (bromine acne) Iododerma (iodine acne, malignant iodism, iodide sarcoma, iodide eruptions) Chloriderma (chloracne, chlorine acne) Fluoroderma (fluoracne) Co…

Differential Diagnosis in Dermatopathology

Discussions

Lymphomatoid papulosis and the plaque stage of mycosis fungoides have many attributes histopathologic in common. In both, a superficial and deep infiltrate may be accompanied by a band-like infiltrate in the upper part of the dermis, it often contai…

Differential Diagnosis in Dermatopathology

Discussions

Dermatofibroma and dermatofibrosarcoma protuberans are lesions made up of dense diffuse infiltrates of mesenchymal cells in company with bundles of collagen, the two together occupying at least much of the thickness of the dermis and sometimes part…

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