Keywords: RCVS, thunderclap headache, migraine, SAH (PubMed Search)
Bottom Line: Consider RCVS in the differential of thunderclap headache and in patients who present with worse than usual migraine headache.
Arrigan MT, Heran MKS, Shewchuk JR. Reversible cerebral vasoconstriction syndrome: an important and common cause of thunderclap and recurrent headaches. Clin Radiol. 2017 Dec 21 [Epub ahead of print]
Follow me on Twitter @EM_NCC