Rare Diseases

Case Reports

Squamoid Eccrine Ductal Carcinoma

Squamoid eccrine ductal carcinoma (SEDC) is an extremely rare cutaneous tumor of unknown etiology. We report the case of a 77-year-old man with a...

Case Reports

Discoid Lupus Erythematosus Following Herpes Zoster

The isomorphic response is the appearance of new lesions from a preexisting skin condition at a site of trauma. Discoid lupus erythematosus (DLE)...

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