UNUSUAL CUTANEOUS LYMPHOMAS

BACKGROUND. New variants of cutaneous lymphoma other than mycosis fung oides and Sezary syndrome continue to be described. OBJECTIVE. A pract ical classification Of cutaneous lymphomas is presented with detailed discussions of angiocentric T cell lymphoma, subcutaneous T cell lymph oma, and malignant angioendotheliomatosis. METHODS. The recent pertine nt medical literature relating to unusual cutaneous lymphomas is revie wed. RESULTS/CONCLUSION. The utilization of immunohistochemistry in th e dermatopathology laboratory has greatly enhanced the ability to reco gnize and categorize cutaneous lymphoma. Some illnesses previously bel ieved to be non-neoplastic diseases are malignant lymphomas.