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Site of gastrointestinal obstruction in patients with gallstone ileus
| Site | Range (%) |
| Duodenum | 0-10.5 |
| Stomach | 0-20 |
| Jejunum | 0-50 |
| Jejunum/proximal ileum | 0-50 |
| Ileum | 0-89.5 |
| Colon | 0-8.1 |
| Undetermined | 0-25 |
Data expressed in percentage ranges, according to ref. [6,7,10-12,16,19,25,30,34,36,55].
