Swellings in veins of your esophagus or stomach usually result from liver disease. Varices most commonly result from alcoholic liver cirrhosis . When varices bleed, the bleeding can be massive and catastrophic and occur without warning. A tear in the esophageal or stomach wall, often as a result of vomiting or retching. Tears also can occur after seizures, forceful coughing or laughing, lifting, straining, or childbirth.
Physicians often find tears in people who have recently binged on alcohol.
One of the most common causes of lower GI bleeding. You may develop several pockets, which are more common in people who have constipation and strain at stool. Angiodysplasia is a malformation in the blood vessels in the wall of the GI tract. The sores are most common in the large intestine and often bleed. The elderly and people with chronic kidney failure develop the disease most often.