angiodysplasia
nounMedical Definition of angiodysplasia
: an abnormal condition of blood vessels of the gastrointestinal tract and especially the intestine in which vessels are thin, fragile, and enlarged
Note: Angiodysplasia is often asymptomatic but intestinal bleeding may occur.
Angiodysplasia accounts for 70% of all cases of obscure GI bleeding in the elderly. — Karen Krok, in Complicated Cases in GI, 2009