Same thing: All injuries heal with a scar, which is a normal healing process. Occasionally scars develop abnormally and become thick and hard - this is called a hypertrophic scar. A scar that grows beyond the boundaries of the wound is a keloid scar.
Answered 7/22/2014
5.5k views
7 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question