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Overview of Port-wine Stains

Port-wine stains (nevus flammeus) are malformations of tiny blood vessels that connect the veins to the arteries (capillaries) located in the upper levels of the skin. These irregularly shaped patches range in color from light pink to red to dark red-violet and may darken with age. Port-wine stains, usually located on the neck, face, and scalp, occur in about 0.5% of newborns.

More than one-third of infants are born with a pink patch at the nape of the neck or...Read the full article