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Gastrointestinal bleeding can occur either in the upper or lower gastrointestinal tract. It can have a number of causes. Upper GI bleeding. Causes can include: Peptic ulcer. This is the most common cause of upper GI bleeding. Peptic ulcers are sores that develop on the lining of the stomach and upper portion of the small intestine.
Gastrointestinal bleeding is a common side effect for many blood-thinning medications. But new Mayo Clinic research finds that risk is amplified when patients receive more than one blood thinner – especially if they’re 75 or older. The study, published in Clinical Gastroenterology and Hepatology, found patients receiving an anticoagulant drug and an antiplatelet drug, in […]
ROCHESTER, Minn. — April 3, 2012. Add lower gastrointestinal (GI) problems such as ulcers, bleeding and perforations to the list of serious complications facing many rheumatoid arthritis patients. They are at greater risk for GI problems and gastrointestinal-related death than people without the disease, a Mayo Clinic study shows. Researchers say their findings point out […]
Dr. Wysokinski says that in the randomized clinical trial with rivaroxaban, a safety analysis of patients treated with this blood thinner identified four major bleeding events that occurred among 11 patients, or 36% of patients, whose cancers were located in the upper portion of the gastrointestinal tract ― esophagus or esophagus-stomach ...
COVID-19 most commonly presents with respiratory symptoms, including cough and shortness of breath, as well as fever. However, digestive symptoms also can occur in patients with COVID-19, and with or without respiratory symptoms. In this Q&A, Dr. Sahil Khanna, a Mayo Clinic gastroenterologist, answers questions about gastrointestinal (GI) symptoms related to COVID-19. Watch: Dr. Sahil […]
DEAR MAYO CLINIC: I take low-dose aspirin each day to prevent heart trouble, based on my doctor’s recommendation. Should I take enteric-coated aspirin to protect my stomach? ANSWER: It depends, but you probably don’t need enteric-coated aspirin. Enteric-coated aspirin is designed to resist dissolving and being absorbed in the stomach. As such, enteric-coated aspirin passes into the […]
Millions of opioid prescriptions are written each year in the U.S. to help patients deal with pain. But those medications also can cause some uncomfortable side effects, including constipation. Reporter Vivien Williams talks with Dr. Michael Camilleri, a Mayo Clinic gastroenterologist, about gastrointestinal (GI) concerns when taking opiods. Watch: The Mayo Clinic Minute Journalists: Broadcast ...
DEAR MAYO CLINIC: I have used decongestants over the years when I'm ill, but my doctor recently said that I should be cautious because nonprescription decongestants can have significant side effects. Is this true? ANSWER: While many people rely on nasal decongestants to help ease nasal symptoms of a cold or flu, these medications can sometimes cause […]
Engorged blood vessels in the lining of the lower part of the stomach often form as red stripes, and resemble the dark green and light green stripes on the outside of a watermelon. These blood vessels are prone to bleeding into the stomach. Gastric antral vascular ectasia is a fairly rare cause of internal bleeding.
Bile flows from the liver through the bile duct into the upper part of the small intestine (duodenum), just below the stomach. Bile normally can't get into the stomach because a one-way valve between the stomach and small intestine, called the pylorus, opens to allow food to empty from the bottom of the stomach into the intestine.