The case
A girl aged 15 years presented with a 4-month history of recurrent crusted lesions on her forehead (Figure). According to her mother, the initial lesions were blackheads from her acne. She had occasional breakouts, which evolved into more…

A girl aged 15 years presented with a 4-month history of recurrent crusted lesions on her forehead (Figure). According to her mother, the initial lesions were blackheads from her acne. She had occasional breakouts, which evolved into more…