Keloid Scar (IMAGE) Henry Ford Health Caption Keloid scars form raised, firm skin areas and most often occur on the chest, shoulders, earlobes (following ear piercing), upper arms and cheeks. Unlike regular scars, keloids do not subside over time and often extend outside the wound site. Credit Henry Ford Health System Usage Restrictions For use with news about this study License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.