Case List History Objectives Radiology Images Questions COLORECTAL DISEASE Case #3 - A 75 year old with lower abdominal pain and distension DISCUSSION QUESTIONS: 8.) How would you define volvulus? What parts of the large bowel may be involved? A volvulus is rotation of a segment of intestine on axis of mesentery. The sigmoid colon is involved in 70% of cases of large bowel volvulus and the cecum in 30%.
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