#angiodisplasia

• Angiodisplasia — A congenital or acquired vascular malformation, characterized by the abnormal dilation and fragility of capillary and venular vessels within the mucosa of the digestive tract, particularly in the ascending colon and cecum. This clinical structural anomaly represents a major cause of occult or overt gastrointestinal bleeding in elderly patients, being diagnosed endoscopically as stellate, reddish lesions prone to recurrent hemorrhages.