A keloid is a growth of fibrous tissue at the site of a
healing scar caused by overproduction of collagen. Keloids are most common on
the breastbone, upper back, and shoulder but can occur anywhere on the
Some people, especially those with dark skin, are more prone to
Signs and symptoms include:
Firm, raised, hard scars.
that varies from slightly pink to very dark.
Continued growth and clawlike projections.
Keloids do not need treatment. But for cosmetic reasons or
to relieve keloid pain or itch, they can be surgically removed, frozen with liquid nitrogen, or treated with
medicine. If removed surgically, a keloid may recur in the surgical
Anne C. Poinier, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Keith A. Denkler, MD - Plastic Surgery
The Health Encyclopedia contains general health information. Not all treatments or services described are covered benefits for Kaiser Permanente members or offered as services by Kaiser Permanente. For a list of covered benefits, please refer to your Evidence of Coverage or Summary Plan Description. For recommended treatments, please consult with your health care provider.