Causes of Intestinal Obstruction
Location | Cause |
|---|---|
Colon | Tumors (usually in left colon), diverticulitis (usually in sigmoid), volvulus of sigmoid or cecum, fecal impaction, Hirschsprung disease, Crohn disease |
Duodenum | |
| Cancer of the duodenum or cancer of the head of pancreas, ulcer disease |
| Atresia, volvulus, bands, annular pancreas |
Jejunum and ileum | |
| Hernias, adhesions (common), tumors, Meckel diverticulum, Crohn disease (uncommon), Ascaris infestation, midgut volvulus, intussusception by tumor (rare), foreign body, gallstones (rare) |
| Meconium ileus, volvulus of a malrotated gut, atresia, intussusception |
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