Collagen (KOL-uh-jin) is a protein in the body. Different types of collagen are in many body parts, including hair, skin, nails, bones, ligaments, tendons, cartilage, blood vessels, and intestines.
Collagen has many different roles in the body. It:
Our bodies have many different kinds of collagen. Most of it is type I collagen, found in bones and tendons. But we also have:
Depending on which type of collagen is affected, problems can include:
The symptoms of problems with collagen can vary greatly. Some people have very mild symptoms, while others have moderate or more severe symptoms.
Most kids with a collagen problem have it because they inherited a gene from one or both of their parents. But sometimes it happens in a child without a family history.
Collagen has many important roles in the body. A child who has a collagen problem may need medical care throughout life.
To help your child get the best care possible: