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Stanford study finds gastric bypass patients get drunk faster
AP on Yahoo ^ | 6/18/07 | Sudhin Thanawala - ap

Posted on 06/18/2007 1:14:59 PM PDT by NormsRevenge

SAN FRANCISCO

People who had obesity surgery got drunk after just one glass of wine, researchers reported in a small study that was inspired by an episode on "The Oprah Winfrey Show." For those who have had the operation, one drink may be too many, the lead researcher warned.

While some experts took issue with the study's size and methodology, they said it basically confirmed what they had suspected for some time: People who have gastric bypass surgery have a heightened sensitivity to alcohol.

"A lot of people think they can have one glass of wine and be OK," said Dr. John Morton, assistant professor of surgery at Stanford University Medical Center, who is the study's lead author. "The concern here is they really can't."

The findings, presented Thursday at a meeting of bariatric surgeons in San Diego, highlight an important warning for gastric bypass patients: "Never have more than a couple of glasses in a single sitting, and don't drive afterward," Morton said.

Gastric bypass, or stomach stapling surgery, involves reducing the size of the stomach and bypassing part of the small intestine. People eat less and absorb fewer calories after surgery.

About 177,600 people underwent the procedure in the United States last year, making it the most common obesity operation performed in the country.

Morton, who has performed more than 1,000 gastric bypass surgeries, said he routinely warned his patients about drinking alcohol, but it wasn't until Winfrey discussed the issue on an episode about the procedure last October that patients really took notice. Questions poured in after the episode, but Morton couldn't find all the answers.

"I didn't find a whole lot in the literature, so that prompted the study," he said.

Morton and his research team gave 36 men and women 19 who had gastric bypass surgery and 17 control patients five ounces of red wine each to consume in 15 minutes. Using a breathalyzer, they had their alcohol level measured every five minutes until it returned to zero.

More than 70 percent of the gastric bypass patients reached a breath-alcohol level of .08 percent, which qualifies as legally intoxicated in California. Two gastric bypass patients had breath-alcohol levels above .15, Morton said.

By contrast, most of the control group had levels below .05 percent, the study reported.

Researchers also found that gastric bypass patients took longer to sober up. After matching the control group with the patient group for age, gender and weight, they found the patients took 108 minutes on average to return to a breath alcohol level of zero versus 72 minutes for the control group, according to the study.

Morton said gastric bypass patients don't produce as much of an enzyme that breaks down alcohol because their stomachs are smaller. The alcohol also passes to their small intestine faster, speeding up absorption, he said.

Meg Semrau, a nurse coordinator of Stanford's bariatric program who had gastric bypass surgery herself more than three years ago, said she noticed her tolerance for alcohol had decreased after surgery.

"I literally feel it within a couple of sips now," she said. "Flushing in the face, a kind of disequilibrium."

Morton said his results are consistent with a similar study involving 11 patients five years ago that measured alcohol tolerance in gastric bypass patients using blood tests.

"It's a nice documentation by breathalyzer of what we've known for years by blood alcohol tests," said Dr. Neil Hutcher, past president of the American Society for Bariatric Surgery.

Dr. Madelyn Fernstrom, director of the weight management center at the University of Pittsburgh Medical Center, said Morton's results support alcohol warnings normally given to gastric bypass patients, but she called the consumption of five ounces of red wine in 15 minutes an "artificial" test. No one let alone bariatric surgery patients would be advised to drink that amount of alcohol so quickly, she said.

Still, patients are discouraged from drinking alcohol because it is a "waste of calories," Fernstrom said.

"Alcohol is not part of a healthful diet for gastric bypass surgery patients," she said. "If this is a pleasant part of life to certain people on special occasions, it must be monitored and discussed with their surgeon."


TOPICS: Health/Medicine
KEYWORDS: winewinewine

1 posted on 06/18/2007 1:15:03 PM PDT by NormsRevenge
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To: NormsRevenge
Still, patients are discouraged from drinking alcohol because it is a "waste of calories," Dr. Madelyn Fernstrom said.

Hey honey, without wasted calories you'd never get lucky.

2 posted on 06/18/2007 1:22:45 PM PDT by Tijeras_Slim
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To: Tijeras_Slim

With a bypass... and a meager investment... I could drink her pretty.


3 posted on 06/18/2007 1:33:28 PM PDT by johnny7 ("But that one on the far left... he had crazy eyes")
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To: Tijeras_Slim

I’d hit it.


4 posted on 06/18/2007 1:36:32 PM PDT by CholeraJoe ("You just killed a helicopter with a car!" "I know. I was out of bullets.")
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To: NormsRevenge

... it wasn’t until Winfrey discussed the issue on an episode about the procedure last October that patients really took notice.

**
Pretty scary to think that that many people actually watch that woman and consider her show a source of medical info.


5 posted on 06/18/2007 1:56:38 PM PDT by Bigg Red (Duncan Hunter in 2008!)
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To: johnny7; CholeraJoe
With a bypass... and a meager investment... I could drink her pretty.

She only about a 6-pack shy of being attractive. Not bad, really.
6 posted on 06/18/2007 2:54:05 PM PDT by Jaysun (It's like people who hate corn bread and hate anchovies, but love cornchovie bread.)
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To: NormsRevenge

Seems like a lot to go through to be a skinny, cheap drunk.


7 posted on 06/18/2007 5:09:50 PM PDT by Rightfootforward
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To: NormsRevenge

Good news for Chubby Chasers.


8 posted on 06/19/2007 1:08:40 AM PDT by Jeff Chandler (A man who will not defend himself does not deserve to be defended by others.)
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