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Intestinal perforation and fistulae

7 articles

Fistula of appendix

Fistula of appendix (ICD-11 DB11.4): an abnormal communication between the vermiform appendix and a hollow viscus, vessels, or skin. Rare, 301 reported cases; commonest sites bladder and skin; commonest cause appendicitis.

Fistula of large intestine

A fistula of the large intestine is an abnormal tract connecting the colon to the skin, a neighboring organ, or another bowel segment, most often caused by diverticulitis.

Fistula of small intestine

A fistula of the small intestine is an abnormal connection between the small bowel and another surface, usually the skin, arising after surgery in 85 to 95% of cases.

Perforation of duodenum

Perforation of duodenum: transmural duodenal wall injury, also called duodenal perforation. Main causes are peptic ulcer (H. pylori, NSAIDs), ERCP and other iatrogenic injury, and trauma; mortality 8-25%, higher with peritonitis.

Perforation of large intestine

Perforation of large intestine is a complete breach of the colonic wall that leaks bowel contents into the abdomen, causing peritonitis; common causes include cancer, diverticulitis, and colonoscopy injury.

Perforation of small intestine

Perforation of small intestine (ICD-11 ME24.30), also called non-traumatic small bowel perforation: full-thickness breach of the jejunal or ileal wall leaking contents into the abdomen, causing peritonitis; causes include iatrogenic injury, ischemia, malignancy, Crohn disease, and trauma.

Spontaneous intestinal perforation

Spontaneous intestinal perforation (SIP), also called focal intestinal perforation, is an isolated bowel perforation in extremely low-birth-weight preterm newborns, usually within 10 days of birth, distinct from NEC and treated by peritoneal drain or laparotomy.