Causes of reduced blood flow leading to<unk><unk>  include changes in the systemic circulation such as low blood pressure (hypotension) or local factors such as constriction of blood vessels, a blood clot, or drugs. In most cases, no specific cause can be identified.
Ischemic colitis causes
Ulcerative colitis causes
Mesenteric ischemia causes
Fecal incontinence causes
Gastrointestinal perforation causes
Gastroenteritis causes
Viral gastroenteritis causes
Crohn's disease causes