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Obscure gastrointestinal (GI) bleeding refers to intermittent or continuous loss of blood where the source is not identified after upper endoscopy and colonoscopy. It may be occult or overt. Obscure GI bleeding accounts for 10% of total GI bleeding cases. The small intestine is the least common site of GI bleeding (5%).Vascular etiologies like arteriovenous malformations (AVM) are a common cause of...