Definitions for "Port Wine Stain"
the most common form of the vascular "birthmark," is a red, blue, or purplish discoloration of the skin frequently seen on the face or neck, but also common on the trunk, arms, and legs.
a flat, pink, red, or purple colored birthmark
an irregularly shaped vascular malformation with prominent deep layer dermal blood vessels which are present at birth (birthmark) and vary in size and shape
a localised blood vessel problem