title: The coffee bean sign in sigmoid volvulus.
authors.forename: Umer
authors.initials: U
authors.lastname: Salati
authors.forename: Graeme
authors.initials: G
authors.lastname: McNeill
authors.forename: William C
authors.initials: WC
authors.lastname: Torreggiani
mesh_terms: D002432:Cecum / Q000000981:diagnostic imaging*; D003287:Contrast Media; D003937:Diagnosis, Differential; D003974:Diatrizoate Meglumine; D006801:Humans; D045822:Intestinal Volvulus / Q000000981:diagnostic imaging* / Q000601:surgery; D007472:Iohexol / Q000031:analogs & derivatives; D011237:Predictive Value of Tests; D012680:Sensitivity and Specificity; D014057:Tomography, X-Ray Computed / Q000379:methods*; D014283:Triiodobenzoic Acids
chemical_list: D003287:Contrast Media; D014283:Triiodobenzoic Acids; D003974:Diatrizoate Meglumine; D007472:Iohexol; C038192:iopromide; C044834:iodixanol