Tag Archives: stomach

Video: Gastric to Esophageal Mucosal Transplantation

In the April issue of Gastroenterology, researchers report transplantation of mucosa from a patient’s stomach to esophagus, to prevent stricture formation after circumferential endoscopic mucosal dissection of early-stage esophageal cancer. Endoscopic submucosal resection and dissection are used to remove areas of dysplasia and … Continue reading

Posted in Cancer, GI Tract, Technology | Tagged , , , , , , , , , , , | 1 Comment

What to do About Gastric Polyps

When clinicians detect a gastric polyp during endoscopy, they are faced with many questions: does the polyp need to be excised, or can a biopsy sample be collected and analyzed? Which polyps should be biopsied? Should patients then be followed, … Continue reading

Posted in Cancer, GI Tract | Tagged , , , , , , , , , , , | 1 Comment

Are Patients Who Take Continuous NSAIDs Receiving Gastroprotection?

Among patients who continuously take nonsteroidal anti-inflammatory drugs (NSAIDs), a third of co-prescriptions for drugs to prevent gastrointestinal (GI) damage are not renewed within the next 2 years. This discontinuation increases patients’ risk of stomach pain, inflammation, or ulcers, according … Continue reading

Posted in GI Tract, Technology | Tagged , , , , , , , , , , , , | 1 Comment

Are There Stem Cells in the Esophagus and Stomach?

Researchers have identified potential stem cells in human esophagus and stomach, as well as those in metaplastic esophagus that could lead to esophageal cancer, according to the April issue of Gastroenterology. Stem cells have been reported to exist in the … Continue reading

Posted in Cancer, GI Tract, Technology | Tagged , , , , , , , , , | Leave a comment

Molecular Mechanisms of Roux-en-Y Gastric Bypass

Many of the beneficial effects of Roux-en-Y gastric bypass (RYGB), including improved glucose homeostasis, require the actions of melanocortin-4 receptors (MC4Rs) on autonomic neurons, according to the March issue of Gastroenterology. Fasting glycemia often improves within days of RYGB (see … Continue reading

Posted in GI Tract, Technology | Tagged , , , , , , , , , , , | Leave a comment

Does a Response to Proton Pump Inhibitor Therapy Indicate GERD?

Just because a patient’s upper gastrointestinal symptoms are alleviated by proton pump inhibitors (PPIs) doesn’t necessarily mean that they have gastroesophageal reflux disease (GERD), according to the December issue of Clinical Gastroenterology and Hepatology. The efficacy of PPI therapy often … Continue reading

Posted in GI Tract, Technology | Tagged , , , , , , , , , , , | 301 Comments

How Dangerous Are H pylori-Negative Idiopathic Bleeding Ulcers?

Patients with a bleeding peptic ulcer not caused by Helicobacter pylori infection or non-steroidal anti-inflammatory drugs (NSAIDs) are at considerable risk of recurrent bleeding and death. Furthermore, acid-suppressive drugs do not protect these patients, according to the October issue of … Continue reading

Posted in Cancer, GI Tract | Tagged , , , , , , , , , | 1 Comment