Tinea Incognito: Case Report

Abstract

Tinea incognito (TI) is defined as absence of the classic annular configuration of tinea infection.
It is caused by misuse of topical or systemic corticosteroids and less frequently by calcineurin
inhibitors. Herein we present a 15-year-old boy presented with 8 months history of persistent
mildly itchy skin lesions on his face. Patient used many topical treatments including steroid, but
no improvement. Skin examination showed multiple well defined scaly patches and plaques on
his face. Potassium hydroxide (KOH) microscopic examination and fungal culture revealed
dermatophytes fungi. Itraconazole 200 mg capsules once daily for 2 weeks was prescribed. The
skin lesions disappeared completely.