Commonest site for volvulus is?
ANSWER: (D) Sigmoid colonREF: Schwarz 8th ed p-1098, Sutton's 7th ed p-677, Sabiston 16th ed p-1422, Maingot's 10deg' ed p-1404"Most common site of volvulous is the colon. In colon sigmoid colon is the most common site of volvulous"Volvulous:Twisting of one segment of intestine on an axis formed by its mesentry # Results in partial of complete intestinal obstructionPlain radiography of volvulous shows :Large inverted U shaped loop of massively distended sigmoid colon emerging from the pelvis, k/a bent inner tube sign or coffee bean sign.Absence of haustraApex of loop under diaphragmContrast with gastrografhn showrs bird of prey or bird's beak sign
Caecum
Stomach
Proximal jejunum
Sigmoid colon
Colon and Rectum - Benign Colonic Disorders