Eosinophilic folliculitis  is an itchy rash with an unknown cause that is most common among individuals with HIV, though it can occur in HIV-negative individuals where it is known by the eponym Ofuji disease.
Eosinophilic folliculitis is an itchy rash that can be caused by an unknown factor, most commonly seen in individuals with HIV but also occurring in HIV-negative individuals under the name of Ofuji disease.