Gallstone ileus can be defined.as mechanical intestinal obstruction due to intraluminal occlusion by a biliary, calculus. In most large series of intestinal obstruction, gallstone account for some 1 to 2 percent of all cases. In order to occlude the lumen of the intestine, the gallstone must be necessarily be ,arge I inch (2.5cm)_ or more diameter. The commonest site for impaction of the gallstone is in the lower ileum, but the stone may lodge anywhere _ along the alimentary canal.. The diagnosis should certainly be through of when an elderly female patient, giving a previous history of gallbladder disease, presents with features of intestinal obstruction. The four main radiological findings which are felt to be diagnostic are. 1) Air in the biliary tree 2) Dilated loops of small´ bowel 3) .Demonstration of ´an opaque stone,. especially if can be localized in - the small bowel at the approximate Ievel of obstruction 4) Change in location of the stone, if demonstrated, or of the obstruction level. The decreasing mortality, from 75% in 1925 to 13.015 in recently.
This is a case of gallstone ileus in a 69-year-old female. The common symptoms was fever, vomiting, abdominal pain and abdominal distension. The stone was impacted in the ileum 30cm proximal to the ileocecal junction.
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