[Angiodysplasia of the gastrointestinal tract: description of 2 cases]. / Angiodisplasia del tratto gastroenterico: descrizione di due casi.

ABSTRACT

Gastrointestinal angiodysplasia is an acquired and degenerative lesion characterized by proliferation and ectasias of the vessels of the mucosa and submucosa. It's thought to be one of the most common causes of lower gastrointestinal bleeding in the elderly. We describe two cases of angiodysplasia and review the related literature.