Tag Archives: RYGB

Preventing Weight Gain After Gastric Bypass

Posted on July 1, 2013 by Kristine Novak, PhD, Science Editor

A procedure called transoral outlet reduction can reverse weight gain after Roux-en-Y gastric bypass (RYGB), according to a controlled clinical trial published in the July issue of Gastroenterology. Although these results were achieved using a superficial suction-based device, greater levels … Continue reading →

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What are the Complications of Weight Loss Surgery?

Posted on April 8, 2013 by Kristine Novak, PhD, Science Editor

Bariatric surgery is effective treatment for obesity and its related disorders. Yet as increasing numbers of patients undergo this procedure, gastroenterologists encounter a growing number of complications. A Perspective article in the April issue of Clinical Gastroenterology and Hepatology discusses common … Continue reading →

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Molecular Mechanisms of Roux-en-Y Gastric Bypass

Posted on February 25, 2013 by Kristine Novak, PhD, Science Editor

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 →

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Does Menopause Affect Outcomes from Roux-en-Y Gastric Bypass Surgery?

Posted on August 13, 2012 by Kristine Novak, PhD, Science Editor

Estradiol increases body weight loss and satiation effects of Roux-en-Y gastric bypass (RYGB) in ovariectomized rats, according to the August issue of Gastroenterology. Approximately ~85% of bariatric surgery procedures are performed on women, but little is known about the effects … Continue reading →

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