대한대장항문학회

Primary omental torsion is a rare condition and its etiology and pathogenesis remain<br>unknown. It is very difficult even for general surgeon to differentiate this from<br>other<br>acute abdominal diseases, and so the most common preoperative diagnosis is acute<br>appendicitis and the treatment of choice is resection of the affected organ.<br>The authors experienced 7 cases of primary omental torsion at Holy Family Hospital<br>since 1990 and review them retrospectively with other literatures. We conclude that<br>omental torsion must be tried to find if there is serosanguious fluid or undescended<br>omentum without pathology in peritoneal cavity during the emergency operation.<br>