A 32-year-old male asked:
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i have blood in stool. a lot of bloating. i feel the blood is from small intestine not colon. is there any way doctor can tell if it's from small or large intestine?

1 doctor answer
Dr. Carson Liu
33 years experience General Surgery
Bloody BM: Blood in your bowel movements should be characterized. Is it blood streaked. Small bowel bleeding usually causes black bowel movements unless you are having a large bleed. A colonoscopy can easily rule out colonic bleed. A Pill Cam can take photos of your entire small intestine
Answered on Jun 25, 2015
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