Acne Keloid

**Definition:** A type of acneiform disorder in which secondary pyogenic infection in and around pilosebaceous structures ends in keloidal scarring. It manifests as persistent folliculitis of the back of the neck associated with occlusion of the follicular orifices. It is most often encountered in black or Asian men.

**Tree numbers:** - A10.165.450.300.425.125 - C17.300.200.425.125 - C17.800.030.030 - C17.800.329.500.261

**Synonyms:** - Folliculitis Keloidalis - Keloidal Acne - Acne Keloidalis - Folliculitis Keloidalis Nuchae - Dermatitis Papillaris Capillitii - Nuchal Keloid Acne - Lichen Keloidalis Nuchae