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Lower gastrointestinal bleeding is typically from the colon, rectum or anus. [2] Common causes of lower gastrointestinal bleeding include hemorrhoids, cancer, angiodysplasia, ulcerative colitis, Crohn's disease, and aortoenteric fistula. [2] It may be indicated by the passage of fresh red blood rectally, especially in the absence of bloody ...
Gastric antral vascular ectasia (GAVE) is an uncommon cause of chronic gastrointestinal bleeding or iron deficiency anemia. [1] [2] The condition is associated with dilated small blood vessels in the gastric antrum, which is a distal part of the stomach. [1] The dilated vessels result in intestinal bleeding. [3]
Upper gastrointestinal bleeding (UGIB) is gastrointestinal bleeding in the upper gastrointestinal tract, commonly defined as bleeding arising from the esophagus, stomach, or duodenum. Blood may be observed in vomit or in altered form as black stool. Depending on the amount of the blood loss, symptoms may include shock.
Gastric varices are dilated submucosal veins in the lining of the stomach, which can be a life-threatening cause of bleeding in the upper gastrointestinal tract.They are most commonly found in patients with portal hypertension, or elevated pressure in the portal vein system, which may be a complication of cirrhosis.
However, further studies have shown that taking low-dose aspirin daily can increase the risk of bleeding in some older adults — including bleeding in the stomach, intestines, and brain, which ...
Dieulafoy's lesion (French:) is a medical condition characterized by a large tortuous artery [2] most commonly in the stomach wall that erodes and bleeds.It can present in any part of the gastrointestinal tract. [3]
Gastric erosion occurs when the mucous membrane lining the stomach becomes inflamed. Specifically, the term "erosion" in this context means damage that is limited to the mucosa, which consists of three distinct layers: the epithelium (in the case of a healthy stomach, this is non-ciliated simple columnar epithelium), the basement membrane, and the lamina propria.
This stomach with Linitis plastica (Brinton's disease) can cause internal bleeding. Internal bleeding could be a result of complications following surgery or other medical procedures. Some medications may also increase a person's risk for bleeding, such as anticoagulant drugs or antiplatelet drugs in the treatment of coronary artery disease. [10]