Table 1. Causes of intestinal obstruction ^{6 90} .

Small bowel obstruction	Large bowel obstruction
Adhesions Hernias (external and internal) Neoplasm (extraintestinal and primary) Crohn's disease Gallstones Malrotation Duplication cysts Diverticulitis Infection (tuberculosis, intestinal parasites, etc.) Hematoma Ischemic stricture Intussusception Endometriosis Radiation Foreign body	Colorectal cancer Diverticulitis Volvulus Crohn's disease Noncolorectal malignancy Endometriosis Ischemic stricture Radiation Hernia Adhesions Fecal impaction Foreign body