ATLANTA, Georgia — Patients with atrial fibrillation receiving anticoagulant therapy are more likely to experience gastrointestinal (GI) bleeding when treated with rivaroxaban than when treated with ...

Bleeding from the lower gastrointestinal (GI) tract shouldn't be seen as simply a manageable adverse effect of oral anticoagulation (OAC) for atrial fibrillation (AF). Rather, it's a red flag that the ...

Hematemesis is the medical term used to describe vomiting blood. The blood can be bright red, dark red, black, or dark brown, or resemble coffee grounds. It is caused by internal gastrointestinal (GI) ...

Angiodysplasia of the colon refers to swollen blood vessels in the colon that may weaken and rupture, resulting in bleeding and lesions. Angiodysplasia may lead to various complications. However, it ...

Black poop can be caused by foods or medications. Stool may also be black becasue of blood in the digestive tract, known as melena. A small drop of red blood is usually due to minor hemorrhoids but ...

Cavernous haemangiomas are benign vascular lesions that may occur throughout the body, including within the gastrointestinal tract. These lesions comprise dilated blood vessels that can lead to ...

Patients who developed upper gastrointestinal (GI) bleeding during a hospital stay experienced worse adverse outcomes than those admitted for upper GI bleeding alone, French researchers found in a ...

Dr. Rosario Ligresti explained that while many GISTs are found incidentally, larger tumors may cause anemia, bleeding or swallowing issues. Anemia and gastrointestinal bleeding are among the most ...

Blood in a toddler’s stool often results from constipation, but it can indicate a more serious issue, such as gastrointestinal bleeding. A doctor can advise on whether blood in a toddler’s stool needs ...