Keloids are overgrowths of scar tissue that follow skin injuries. Keloids may appear after such minor trauma as ear piercing. Dark-skinned individuals tend to form keloids more readily than lighter skinned individuals. These patches of keloid have become darkly pigmented.
Review Date 4/12/2017
Updated by: David A. Lickstein, MD, FACS, specializing in cosmetic and reconstructive plastic surgery, Palm Beach Gardens, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.