Dysplastic blood vessel formation within the mucosal and submucosal layers of the gastrointestinal (GI) tract
Also known as angioectasias, arteriovenous malformations (AVMs), and telangiectasias
May have overt rectal bleeding or melena
May have symptoms of anemia if bleeding is recurrent or ...
Angiodysplasias incidentally found during GI evaluation for alternative reasons have minimal bleeding risk and should not be treated. Treat with supplemental iron if indicated.
Patients may require multiple transfusions.
Consider iron supplementation.
Bauditz J, Lochs H. Angiogenesis and vascular malformations: antiangiogenic drugs for treatment of gastrointestinal bleeding. World J Gastroenterol. 2007;13(45):5979–5984.
K55.20 Angiodysplasia of colon without hemorrhage
K55.21 Angiodysplasia of colon with hemorrhage
K31.819 Angiodysplasia of stomach and duodenum without bleeding
K31.811 Angiodysplasia of stoma...
Angiodysplasias are small vascular lesions along the GI tract. Mostly found in the cecum, proximal ascending colon and small bowel; may be the source of blood loss in cases of obscure ...
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