What Should I Know About Gallstone Ileus?

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It is a rare but important cause of mechanical bowel obstruction. It affects older adult patients who have other serious medical conditions. Gallstone ileus is caused by impaction of a gallstone in the ileum after being passed through a biliary-enteric fistula. The diagnosis is often delayed since symptoms may be intermittent. Treatment usually involve removal of the obstructing stone. People who live with gallstone ileus have a high rate of mortality. It is a rare complication of cholelithiasis. It develops in less than 0.5% of patients suffering mechanical small bowel obstruction. Women are disproportionally affected.   Keyword: gallstone ileus