| Causes
of intestinal obstruction |
|||
| Mechanical | Non-mechanical | ||
| • | Adhesion bands (following previous abdominal operation or peritonitis)
|
• | Post-operative paralytic ileus (after abdominal surgery) |
| • | Hernia |
• | Peritonitis |
| • | Volvulus (particularly sigmoid volvulus) | • | Spinal injury |
| • | Neoplasms |
• | Drugs, hypokalaemia |
| • | Intussusception (especially in children) | ||
| • | Bowel ischaemia | ||