Gastric Bypass News and Research

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Opioid use gradually increases few years after bariatric surgery, study shows

While the proportion of adults with severe obesity using prescription opioids initially declines in the months after bariatric surgery, it increases within a matter of years, eventually surpassing pre-surgery rates of patients using the potentially addictive pain medications, according to new research from a National Institutes of Health -funded multicenter study led by the University of Pittsburgh Graduate School of Public Health.

6 Jun 2017

New study finds dramatic reorganization of the gut caused by weight loss surgery

Obesity, already a global epidemic, is on the rise. Over one-third of the U.S. population is currently afflicted, according to the Centers for Disease Control and the monetary costs alone are approaching $150 billion dollars annually.

26 May 2017

Laparoscopic gastric band surgery linked to high reoperation rates and costs

Among Medicare beneficiaries undergoing laparoscopic adjustable gastric band surgery, reoperation was common, costly, and varied widely across hospital referral regions, according to a study published by JAMA Surgery.

17 May 2017

One in five bariatric surgery patients likely to develop alcohol problems, study finds

One in five patients who undergo one of the most popular weight-loss surgical procedures is likely to develop problems with alcohol, with symptoms sometimes not appearing until years after their surgery, according to one of the largest, longest-running studies of adults who got weight-loss surgery.

16 May 2017

High levels of thyroid hormone linked to more weight loss after bariatric surgery

Patients who have higher levels of the thyroid hormone triiodothyronine (T3) lose more weight after bariatric surgery, new research from Portugal reports.

4 Apr 2017

Loyola offers gastric balloon as new option to treat obesity

Loyola Medicine's comprehensive weight loss center is offering a new option to treat obesity - a grapefruit-size gastric balloon that takes up as much as half the volume of the stomach.

23 Feb 2017

Researchers find drugs that could replicate effects of gastric bypass surgery

Gastric bypass surgery is one of the most successful treatments for obesity and related disorders; however, some patients may not want to undergo surgery.

8 Feb 2017

Food: the good, the bad and the ugly

As a society, we may be more obsessed with food than we've ever been. The alarming levels of obesity along with the rise of clean eating and orthorexia are perhaps just some indicators of the food-obsessed world we live in.

2 Feb 2017

New study shows outcomes after obesity surgery in teenagers

Obesity surgery has proven to be just as effective for teenagers as for adults. Five years on, those who underwent the procedure as teenagers weighed, on average, 28 percent less than prior to the surgery.

23 Jan 2017

Study may help clinicians predict outcome of common bariatric surgery

New findings published online in The FASEB Journal, may one day help clinicians predict the outcome of roux-en-Y gastric bypass surgery.

10 Jan 2017

Studies reveal long-term effects of gastric bypass surgery in severely obese teenagers

Gastric bypass surgery helps severely obese teenagers lose weight and keep it off, according to the first long-term follow-up studies of teenagers who had undergone the procedure 5-12 years earlier.

6 Jan 2017

Patients who undergo weight loss surgery complain of gastrointestinal problems, study finds

Laparoscopic gastric bypass is an effective treatment for obesity, but a new study finds that patients who undergo the surgery often complain of gastrointestinal problems.

19 Dec 2016

Women have lower risk of developing heart disease after bariatric surgery than men, research shows

Women have about a 20 percent less chance of developing heart disease after weight-loss surgery than men, according to new research presented today at ObesityWeek 2016, the largest international event focused on the basic science, clinical application and prevention and treatment of obesity.

7 Nov 2016

Study reveals long-term survival benefits of gastric bypass surgery in patients with severe obesity

Patients with severe obesity who have gastric bypass surgery reduce their risk of dying from obesity and other diseases by 48 percent up to 10 years after surgery, compared to similar patients who do not undergo the procedure, according to new research presented today at ObesityWeek 2016, the largest international event focused on the basic science, clinical application and prevention and treatment of obesity.

3 Nov 2016

New quality improvement program reduces hospital readmission rates for weight-loss surgery patients

While the average hospital saw 30-day readmission rates for weight-loss surgery patients drop by about 14 percent, some hospitals had reductions as much as 32 percent after implementing a new quality improvement program, according to new research presented today at ObesityWeek 2016, the largest international event focused on the basic science, clinical application and prevention and treatment of obesity.

2 Nov 2016

Disrupted circadian rhythm may not help achieve maximum weight loss after bariatric surgery

A newly released basic science study of Roux-en-Y gastric bypass (RYGB) suggests that a functioning circadian clock, or sleeping at night and being awake during the day, can help patients achieve a higher amount of weight loss following the surgery.

2 Nov 2016

NDSU investigator receives $3.7 million grant for bariatric surgery research

Some patients who undergo weight loss surgery to combat obesity don't lose the pounds they expect or they gain weight back. A team of researchers at seven institutions across the United States is working to find out why.

12 Oct 2016

Study shows link between RYGB surgery in obese patients and sustained long-term weight loss

Obese patients who underwent Roux-en-Y gastric bypass (RYGB) lost much more weight than those who did not and were able to sustain most of this weight loss 10 years after surgery, according to a study published online by JAMA Surgery.

31 Aug 2016

Bariatric surgery becomes safer in accredited surgical centers, research shows

Patients who have weight-loss operations at nonaccredited bariatric surgical facilities in the United States are up to 1.4 times likelier to experience serious complications and more than twice as likely to die after the operation compared with patients who undergo these procedures at accredited bariatric surgical centers, researchers conclude.

12 Jul 2016

New study suggests potential role for gut microbiota in diabetes remission after bypass surgery

Studies have shown that bariatric surgery can lead to remission of type 2 diabetes mellitus (T2DM) in rodents and humans, but this beneficial effect cannot be explained solely by weight loss.

11 Jul 2016