CT features of sigmoid volvulus

Classification of Sigmoid Volvulus

Sigmoid volvulus showing "a whirl sign" on CT.

An 80-year-old man was admitted to our hospital with increasing colicky pain and loss of appetite. Abdominal X-ray films revealed gross dilatation of the colon without any characteristic features of volvulus such as the coffee bean sign (Fig. 1). Abdominal computed tomography (CT) revealed a dilated colon with an air/fluid level and the “whirl sign”, which represents twisted colon and mesentery...

Management of Sigmoid Volvulus Avoiding Sigmoid Resection

Acute sigmoid volvulus is typically caused by an excessively mobile and redundant segment of colon with a stretched mesenteric pedicle. When this segment twists on its pedicle, the result can be obstruction, ischemia and perforation. A healthy, 18-year-old Caucasian woman presented to the emergency department complaining of cramping abdominal pain, distention, constipation and obstipation for t...

Volvulus of the Sigmoid

Volvulus is possible in any portion of the intestinal tract from the stomach to the sigmoid colon. Thus volvulus of the stomach, due to gastroptosis, an hour-glass contraction or certain kinds of injury, although extremely rare, is known. Volvulus of Meckel's diverticulum when it is persistent is recorded. Similarly volvulus of the small intestines, the ileo-csGcal junction or even of the csecu...

Emergency resection of sigmoid volvulus.

OBJECTIVES To determine the outcome of emergency resection of sigmoid volvulus and to determine the factors associated with adverse outcome. DESIGN Retrospective case series review. SETTING Moi Teaching and Referral Hospital (MTRH), Eldoret, Kenya. SUBJECTS All cases of sigmoid volvulus operated at MTRH during the six years period between year 2000-2005. MAIN OUTCOME MEASURES Mortality ...