title: The donut sign on CT angiography: an indicator of reversible intraluminal carotid thrombus?
authors.forename: Bijoy K
authors.initials: BK
authors.lastname: Menon
authors.forename: Jagadeesh
authors.initials: J
authors.lastname: Singh
authors.forename: Ali
authors.initials: A
authors.lastname: Al-Khataami
authors.forename: Andrew M
authors.initials: AM
authors.lastname: Demchuk
authors.forename: Mayank
authors.initials: M
authors.lastname: Goyal
mesh_terms: D002341:Carotid Artery Thrombosis / Q000000981:diagnostic imaging*; D002533:Cerebral Angiography / Q000379:methods*; D006801:Humans; D014057:Tomography, X-Ray Computed / Q000379:methods*