From Encyclopedia Jr, free information reference for Kids
- This article is about a group of skin diseases. For a Swedish denim brand, see Acne Jeans.
Acne is a group of skin rashes that have different causes.
- Acne vulgaris - most commonly experienced around puberty, typically of the face and shoulders/chest
- Acne rosacea - a red rash predominantly on the face
- Acne keloidalis nuchae (Pseudofolliculitis nuchae) - a rash caused by shaving
- Acne conglobata (Hidradenitis suppurativa) - chronic abscesses or boils of sweat glands and hair follicles; in the underarms, groin and buttocks, and under the breasts in women
- Acne cosmetica - acne caused by cosmetics
- Acne fulminans - an extreme form of acne conglobata
- Acne medicamentosa - acne caused by starting or stopping a medicine
- Chloracne - an acne rash caused by exposure to chlorinated hydrocarbons such as dioxins or PCBs.
