Rapidly Progressing CD8-negative Hypopigmented Mycosis Fungoides in Adult Caucasian Male with Good Response to Mogamulizumab.

Hypopigmented mycosis fungoides is a rare variant of mycosis fungoides often seen in younger patients and individuals with darker skin tones and is characterized by hypopigmented patches or plaques. The lesions are usually asymptomatic and respond well to topical treat-ment or phototherapy. This article presents a case of an adult Caucasian male with a rare variant of CD8-negativeh hypopigmented mycosis fungoides, with a rapid progression to erythrodermic lesions, failure of standard treatment, and a good response to mogamulizumab.