title: The coffee bean sign.
authors.affiliation: Department of Internal Medicine, Seikeikai Hospital, Koryo-nakamachi, Sakai, Osaka, Japan.
authors.forename: Tatsuya
authors.initials: T
authors.lastname: Fujikawa
authors.affiliation: Department of Internal Medicine, Seikeikai Hospital, Koryo-nakamachi, Sakai, Osaka, Japan.
authors.forename: Masahiro
authors.initials: M
authors.lastname: Hoshimoto
mesh_terms: D015746:Abdominal Pain / Q000000981:diagnostic imaging; D003248:Constipation / Q000000981:diagnostic imaging; D005260:Female; D006801:Humans; D045822:Intestinal Volvulus / Q000000981:diagnostic imaging*; D012810:Sigmoid Diseases / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed; D055815:Young Adult