Symptoms

Symptoms include:

• A birthmark that is:
  • Reddish or purplish in color (in adults)
  • Flat, red or light purple lesion (in children)
  • May be raised in adults
  • Typically occurs on the head or neck
  • May bleed if scratched
  • Darkens and may become thicker with age

Diagnosis

Port-wine stains can typically be diagnosed based on its appearance. In some rare cases, a doctor may request a skin biopsy to confirm a diagnosis of a port-wine stain.

Skin Biopsy

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