Port-wine stain

Definition A port-wine stain, also called naevus flammeus, is a benign change of the skin, which takes on a dark red to reddish-purple color. The fire stain also owes its appearance to the widespread name “port wine stain”. This congenital malformation of the smallest vessels, so-called capillaries, is one of the rare malformations and can … Port-wine stain

Diagnosis | Port-wine stain

Diagnosis First, the doctor looks closely at the stain and assigns it to a probable diagnosis based on its appearance. The port-wine stain as such already has a characteristic appearance. With a glass spatula he presses on the stain and can thus distinguish it from a bleeding. When pressure is applied, the enlarged vessels of … Diagnosis | Port-wine stain