Gastric Bypass Surgery News and Research

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Gastric Bypass Surgeries are any of a group of similar operations used to treat morbid obesity - the severe accumulation of excess weight as fatty tissue - and the health problems (comorbidities) it causes.

Pregnancy and fertility following bariatric surgery

Women who undergo weight-loss surgery, known as bariatric surgery, and later become pregnant after losing weight may be at lower risk for pregnancy-related diabetes and high blood pressure-- complications that can seriously affect the mother or her baby--than pregnant women who are obese, according to new findings from the Agency for Healthcare Research and Quality that are published in the November 19 issue of JAMA, the Journal of the American Medical Association.

24 Nov 2008

A potential new procedure for treating obesity

Lining the upper portion of the small intestine with an impermeable sleeve led to both weight loss and restoration of normal glucose metabolism in an animal model of obesity-induced diabetes.

24 Nov 2008

Pregnancy and fertility following bariatric surgery

Women who undergo weight-loss surgery, known as bariatric surgery, and later become pregnant after losing weight may be at lower risk for pregnancy-related diabetes and high blood pressure - complications that can seriously affect the mother or her baby - than pregnant women who are obese, according to new findings from the Agency for Healthcare Research and Quality that are published in the November 19 issue of JAMA.

19 Nov 2008

Pros and cons of gastric bypass surgery

Severely obese patients who underwent two different gastric bypass techniques had lost up to 31 per cent of their Body Mass Index (BMI) after four years, with no deaths reported among the 50 study subjects, according to the November issue of the British Journal of Surgery.

18 Nov 2008

Risk of maternal and newborn complications may be lower after bariatric surgery

A review of previously published studies suggests that rates of adverse outcomes for mothers or pregnant women and newborn babies, such as gestational diabetes and low birth weight, may be lower after bariatric surgery compared with pregnant women who are obese, according to an article in the November 19 issue of JAMA.

18 Nov 2008

Exercise after bariatric surgery can yield better postoperative outcomes

A new study by researchers from The Miriam Hospital's Centers for Behavioral and Preventive Medicine suggests increased physical activity after bariatric surgery can yield better postoperative outcomes.

17 Nov 2008

New obesity drug Tesofensine may have huge potential

According to trials, a new obesity drug, Tesofensine, which may be launched on the world market in a few years, can produce weight loss twice that of currently approved obesity drugs. The Danish company Neurosearch and a number of researchers at the Faculty of Life Sciences at University of Copenhagen are behind the promising findings.

23 Oct 2008

Gastric bypass surgery does not always guarantee a significant weight loss

According to a new report gastric bypass surgery is not always a great success story.

17 Sep 2008

Why bypass surgery helps in diabetes

To manage obesity, various different surgical procedures can be performed on the stomach, including so-called bypass surgery in which, as well as reducing the size of the stomach, a bypass is created to send food directly into the distal gut (which, before the operation, is far from the stomach).

3 Sep 2008

New evidence shows how gastric bypass reverses diabetes symptoms

A report in the September Cell Metabolism, a publication of Cell Press, offers new evidence to explain why those who undergo gastric bypass surgery often show greater control of their diabetes symptoms within days. It also helps to explain why lap-band surgery doesn't offer the same instant gratification.

3 Sep 2008

Obesity raises risks of serious gastrointestinal diseases

The prevalence of obesity and overweight in the United States coupled by the increased risk of gastrointestinal diseases related to obesity raises serious implications for the health of Americans. Several scientific studies in the August issue of The American Journal of Gastroenterology examine the association between obesity and the risk of colorectal cancer and gastroesophageal reflux disease, or GERD.

19 Aug 2008

Gastric bypass linked to greater risk of kidney stones

Morbidly obese patients who undergo a particular type of gastric bypass surgery called Roux-en-Y gastric bypass (RYGB) are at an increased risk of developing kidney stones - small, pebble-like deposits that can result in severe pain and require an operation to remove them - earlier than previously thought. These stones develop in patients within only a few months following the procedure rather than several months to years, according to research published in the June issue of the Journal of the American College of Surgeons.

26 Jun 2008

New device blocks stomach nerve signals - alternative to existing bariatric surgeries

A new implantable medical device, developed in collaboration with Mayo Clinic researchers, shows promise as a reversible and less extreme alternative to existing bariatric surgeries, according to findings published in the current issue of the journal Surgery.

26 Jun 2008

Reaction to gastric bypass surgery kills mother who did it for her son

A young mother who wanted to lose weight for the sake of her son died from complications days after undergoing gastric bypass surgery.

26 Jun 2008

Gastric bypass surgery and effect on lower back pain

The prevalence of both obesity and back pain in developing nations has reached alarming levels. According to recent statistics, more than one-third of U.S. adults - over 72 million people were obese in 2005-2006. Of these, 33.3 percent were men and 35.3 percent were women. Especially alarming is that obesity has not decreased among teenagers - the rates remain essentially unchanged in 2005-2006 from the 2003-2004 estimates, at 17 percent.

29 Apr 2008

Body mass index higher among bariatric surgery patients with 2 genetic variations

The combination of two obesity-related genetic variations may be associated with an increased body mass index (BMI) among severely obese patients undergoing bariatric weight loss surgery, according to a report in the March issue of Archives of Surgery.

18 Mar 2008

UT Southwestern offers free educational sessions on weight-loss surgery

UT Southwestern Medical Center is now offering free monthly education sessions for potential patients interested in weight-loss surgery.

12 Mar 2008

Research in diabetes surgery suggests origins of disease

Growing evidence shows that surgery may effectively cure Type 2 diabetes -- an approach that not only may change the way the disease is treated, but that introduces a new way of thinking about diabetes.

5 Mar 2008

New discoveries on what does and doesn't affect immune system

Scientists know that a number of factors can affect the body's immune system: poor diet, certain steroids, chronic stress. Now researchers at Michigan State University have discovered that an appetite-controlling hormone also affects the immune system, while natural versions of certain steroids do not.

4 Feb 2008

Body fat protein adiponectin plays role in tumour growth

Scientists have discovered how low levels of a protein hormone found in body fat, plays a crucial role in tumour growth and spread. Their findings are published in a paper in the British Journal of Cancer.

31 Jan 2008