Histologic criteria for early diagnosis of cutaneous T-cell lymphoma.

This article considers the diagnostic histopathologic criteria for the most common form of cutaneous T-cell lymphoma, that of mycosis fungoides (MF). The diagnosis of MF, as with any condition, is based on the careful taking of a history, detailed physical examination, and various investigative techniques of which a biopsy specimen of an appropriate skin lesion is undoubtedly one of the most important.