Reversible Cerebral Vasoconstriction Syndrome as an Unusual Complication of a Dural Arteriovenous Fistula treated with Onyx Embolization

Endovascular procedures are a rare trigger for the development of RCVS and may be misdiagnosed. Prompt recognition of symptoms and diagnosis with treatment are necessary to reduce the risk of stroke. The management approach should be based on the premise of discontinuing precipitating drugs and administering calcium channel blocking agents.