title: Sudden, severe headache: an unexpected culprit.
authors.affiliation: Department of Renal Medicine, Royal Infirmary of Edinburgh, Edinburgh, UK.
authors.forename: Samantha
authors.initials: S
authors.lastname: Conlin
authors.affiliation: Department of Renal Medicine, Royal Infirmary of Edinburgh, Edinburgh, UK.
authors.forename: Stephen J
authors.initials: SJ
authors.lastname: Fenning
authors.affiliation: Department of Radiology, Royal Infirmary of Edinburgh, Edinburgh, UK.
authors.forename: Graeme
authors.initials: G
authors.lastname: Weir
authors.affiliation: Department of Vascular Surgery, Royal Infirmary of Edinburgh, Edinburgh, UK.
authors.forename: Zahid
authors.initials: Z
authors.lastname: Raza
authors.affiliation: Department of Renal Medicine, Royal Infirmary of Edinburgh, Edinburgh, UK.
authors.forename: Richard G
authors.initials: RG
authors.lastname: Phelps
authors.affiliation: Department of Renal Medicine, Royal Infirmary of Edinburgh, Edinburgh, UK. Electronic address: fionagiff@gmail.com.
authors.forename: Fiona J
authors.initials: FJ
authors.lastname: Gifford
mesh_terms: D000792:Angiography; D001011:Aorta / Q000503:physiopathology; D001027:Aortography; D015897:Comorbidity; D005260:Female; D006261:Headache / Q000150:complications / Q000209:etiology*; D006801:Humans; D006973:Hypertension / Q000150:complications; D007676:Kidney Failure, Chronic / Q000150:complications / Q000628:therapy; D008875:Middle Aged; D006435:Renal Dialysis; D015607:Stents; D013348:Subclavian Artery / Q000503:physiopathology; D013349:Subclavian Steal Syndrome / Q000150:complications* / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy; D016157:Vascular Fistula / Q000150:complications*; D014711:Vertebral Artery / Q000000981:diagnostic imaging / Q000503:physiopathology