Post traumatic arteriovenous vascular malformation

Last revised by Mostafa Elfeky on 16 Mar 2022

Post traumatic arterio-venous vascular malformations are an uncommon acquired form arteriovenous malformations which occur following a traumatic to that site.


As with other vascular malformations, they comprise multiple communicating channels between arterial and venous channels at the affected site. A nidus may be present.


They have been described in various locations that include:

  • limbs/extremities
  • face 5
  • scalp/superficial temporal artery 3,4
  • eyelid/lips 6,7
  • brain 2

Differential diagnosis


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