Perforation of small intestine

**Definition:** Small intestinal perforation is a complete penetration of the wall of small intestine, often resulting in the leakage of small intestinal contents into the abdominal cavity.

**Exclusions:** - Primary ulcer of small intestine - Diverticulitis of small intestine - perforation due to Crohn disease - perforation due to obstruction - perforation due to malignant neoplasm