Pagetoid reticulosis.
D000328:Adult; D003937:Diagnosis, Differential; D006801:Humans; D008206:Lymphatic Diseases / Q000175:diagnosis / Q000473:pathology*; D008297:Male; D009182:Mycosis Fungoides / Q000175:diagnosis; D010145:Paget Disease, Extramammary / Q000175:diagnosis / Q000473:pathology*; D012878:Skin Neoplasms / Q000175:diagnosis / Q000473:pathology*