title: 55-Year-old man with thunderclap headache.
authors.affiliation: Department of Neurology, Mayo Clinic, 5777 Mayo Blvd, Phoenix, AZ 85054, USA. dodick.david@mayo.edu
authors.forename: Srijana
authors.initials: S
authors.lastname: Zarkou
authors.forename: Esma
authors.initials: E
authors.lastname: Dilli
authors.forename: David W
authors.initials: DW
authors.lastname: Dodick
mesh_terms: D015984:Causality; D002533:Cerebral Angiography; D003937:Diagnosis, Differential; D051270:Headache Disorders, Primary / Q000145:classification / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013345:Subarachnoid Hemorrhage / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D013577:Syndrome; D014057:Tomography, X-Ray Computed; D020301:Vasospasm, Intracranial / Q000150:complications / Q000175:diagnosis / Q000628:therapy