folliculitis decalvans, lichen planopilaris, lupus erythematosus) in regard to pathogenesis, clinical findings, and current options of treatment. Most important for the survival of the hair ...

folliculitis decalvans, and acne keloidalis. These diseases can usually be distinguished clinically, and all have in common the loss of follicular orifices or ostia in areas of involvement (see ...

Butt acne is not true acne. Blemishes on the buttocks are typically caused by another skin condition such as folliculitis, keratosis pilaris, or boils. It is possible to have acne in the area around ...