Since 1969, seven cases of pityrosporum folliculitis have been observed at the Skin and Cancer Hospital of Philadelphia. The clinical and histologic features of this recently recognized entity are discussed and a clinicohistopathologic correlation between the occurrence of folliculitis and the regular presence of the Pityrosporum organism is demonstrated. The Pityrosporum organism and its association with cutaneous disease is discussed.
Potter BS, Burgoon CF, Johnson WC. Pityrosporum FolliculitisReport of Seven Cases and Review of the Pityrosporum Organism Relative to Cutaneous Disease. Arch Dermatol. 1973;107(3):388-391. doi:10.1001/archderm.1973.01620180042012