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The classification and prognosis of colorectal carcinoma depend largely upon detailed morphologic and molecular evaluation. Endoscopic colorectal biopsies are traditionally considered screening tools… (More)
An 18-year-old woman presented with a one-year history of erythematous to slightly violaceous indurated papules and plaques on the face, earlobes, neck, upper arms, chest, and upper back.
Langerhans cell histiocytosis (LCH), especially with an involvement limited to the skin, is a rare entity in adults. In formulating a differential diagnosis of a solitary skin lesion, LCH is rarely… (More)