(Colonic Angiodysplasia, Arteriovenous Malformations [AVM] of the Colon)
Normal Anatomy of the Intestines
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Angiodysplasia of the colon occurs when enlarged and fragile blood vessels in the colon result in occasional bleeding in the gastrointestinal (GI) tract.
Angiodysplasia of the colon can be caused by:
- Increased age
- Colon spasms that enlarge blood vessels in the area