Make Our Dictionary Yours
Sign up for our weekly newsletters and get:
By signing in, you agree to our Terms and Conditions and Privacy Policy.
Success!
We'll see you in your inbox soon.
No. A port wine stain is a birthmark created by malformed and dilated blood vessels.
The port wine stain is a benign tumor just under the surface of the skin, made up of overabundant blood vessels (angiomas).
An estimated 13 percent of individuals with SWS will not have the port wine stain.
In addition, some children with port wine stain may not have Sturge-Weber syndrome.
Sometimes the port wine stain covers other parts of the body as well as the face.
