Affecting the hair follicles of black individuals, acne keloidalis is a circular elevation of the skin with pus that can be seen beneath the skin. Usually located on the nape of the neck. Severe cases can leave a large lesion resulting in scarring or permanent balding. Treatment includes topical antibiotic and anti-inflammatory agents. Surgical removal or laser treatments may also be suggested by some doctors.The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. Definition for information only.