A dural arteriovenous fistula (DAVF) or Malformation, is an abnormal direct connection (fistula) between a meningeal artery and a meningeal vein or dural venous sinus.
The most common signs/symptoms of DAVFs are:
PapilledemaPulsatile tinnitus is the most common symptom in patients, and it is associated with transverse-sigmoid sinus DAVFs. Carotid-cavernous DAVFs, on the other hand, are more closely associated with pulsatile exophthalmos. DAVFs may also be asymptomatic (e.g. cavernous sinus DAVFs). ...
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