Question 294
{"accessible":false,"alternatives":[{"id":1430,"text":"bird's beak"},{"id":1431,"text":"football"},{"id":1432,"text":"split wall"},{"id":1433,"text":"whirl"},{"id":1434,"text":"X-marks-the-spot"}],"archived":false,"correctAlternativeId":1430,"explanation":"\u003cp\u003eThe two limbs of the looped obstruction gradually taper and converge at the site of the torsion, resulting in the appearance of a bird's beak. This\u0026nbsp;\u003ca title=\"Bird beak sign (right colon)\" class=\"internal\" href=\"/articles/bird-beak-sign-right-colon\"\u003ebird beak sign\u003c/a\u003e, originally applied to the appearance of sigmoid volvulus on conventional radiographs, can also be appreciated on axial CT images of the loop-type cecal volvulus.\u003c/p\u003e","id":294,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2473","nextQuestionPath":"/articles/football-sign-pneumoperitoneum/questions/266","relatedArticles":[{"id":1041,"title":"Cecal volvulus","link":"/articles/caecal-volvulus?lang=us"},{"id":8491,"title":"Whirlpool sign (mesentery)","link":"/articles/whirlpool-sign-mesentery?lang=us"},{"id":49120,"title":"Bird beak sign (right colon)","link":"/articles/bird-beak-sign-right-colon?lang=us"},{"id":50006,"title":"X-marks-the-spot sign (large bowel volvulus)","link":"/articles/x-marks-the-spot-sign-large-bowel-volvulus?lang=us"}],"alsoUsedIn":[{"id":630,"kind":"Course","title":"Radiopaedia 2020 - Lectures Only - page 630","link":"https://radiopaedia.org/courses/radiopaedia-2020-exclusive/pages/630"},{"id":630,"kind":"Course","title":"2020 Virtual Conference Private Use - page 630","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/630"},{"id":691,"kind":"Course","title":"Abdominal Emergency Radiology Course - page 691","link":"https://radiopaedia.org/courses/abdominal-emergency-radiology-course-online/pages/691"},{"id":691,"kind":"Course","title":"2020 Virtual Conference Private Use - page 691","link":"https://radiopaedia.org/courses/2020-virtual-conference-private-use/pages/691"},{"id":182,"kind":"Course","title":"Cases in Radiology: Abdomen - page 182","link":"https://radiopaedia.org/courses/cases-in-radiology-abdomen/pages/182"}],"stem":"\u003cp\u003eIn cecal volvulus, the radiographic or CT sign described as\u0026nbsp;two limbs of the looped obstruction gradually tapering and converging\u0026nbsp;at the site of the torsion is known as which sign?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/294"}],"attemptsPercentages":[{"alternativeId":"1433","percentage":40},{"alternativeId":"1431","percentage":8},{"alternativeId":"1432","percentage":7},{"alternativeId":"1434","percentage":10},{"alternativeId":"1430","percentage":36}],"promptToLogin":false,"questionManager":false,"articleId":"football-sign-pneumoperitoneum"}