title: Rare cause of Horner's syndrome: pseudoaneurysm of right subclavian artery in an intravenous drug user.
abstract: Pseudoaneurysms of the subclavian artery are extremely rare lesions despite the overall increase in the frequency of septic pseudoaneurysms caused by illicit parenteral drug abuse. A case of subclavian artery pseudoaneurysm presenting with Horner's syndrome in an intravenous drug user is discussed.
authors.affiliation: Vascular Surgical Unit, Department of Surgery, Hospital Kuala Lumpur.
authors.forename: S K
authors.initials: SK
authors.lastname: Lee
authors.forename: A
authors.initials: A
authors.lastname: Zainal
mesh_terms: D000328:Adult; D017541:Aneurysm, False / Q000150:complications* / Q000000981:diagnostic imaging; D006732:Horner Syndrome / Q000209:etiology*; D006801:Humans; D008297:Male; D013348:Subclavian Artery; D015819:Substance Abuse, Intravenous / Q000150:complications*; D014057:Tomography, X-Ray Computed