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Surgical Weight Loss: Options, Benefits and Risks

While regular exercise and a healthy diet is recognized as the ideal way to maintain a normal weight, there are some individuals for whom weight loss surgery or bariatric surgery is the only option remaining. People who are morbidly obese and have tried and failed to lose weight using conventional methods are turning to surgical weight loss as a solution. Bariatric surgery is recommended only for people with severe obesity; that is, with a body mass index above 40. Weight loss surgery is also offered to people with BMI between 35 and 40 if they also suffer from obesity-related health problems such as diabetes or sleep apnea.

Surgical Weight Loss Options

When diet, exercise or weight loss medications are not enough to reach and maintain a healthy weight, people who suffer from severe obesity can resort to a number of surgical options for weight loss:

* Gastric Bypass. A gastric bypass allows you to lose weight in two ways: first, by limiting the amount of food ingested and second, by reducing the amount of nutrients you absorb from your food. This is done by creating a smaller stomach pouch which is attached to the lower part of the small intestine. The smaller stomach holds less food so you feel full sooner. Also, fewer calories are absorbed because the food bypasses a portion of the stomach and small intestine.

* Lap Banding. This surgical weight loss procedure uses an adjustable band inserted in the stomach to give a feeling of fullness and limit the amount of food consumed. The lap band can be tailor-made for the patient. It is also adjustable after surgery so that you can eat more or less food as needed.

* Gastric sleeve. This type of stomach reduction surgery is one of the newer options for surgical weight loss. It makes the stomach smaller by removing up to 85% of the stomach, leaving only a narrow, banana-shaped tube. With a smaller stomach, you will feel full even with less food. This weight loss surgical procedure is safer compared to gastric bypass because it does not rearrange the digestive anatomy. It may also be safer than lap banding since no foreign objects are introduced into the digestive system.

Benefits

* Quick and effective weight loss. Most patients start to lose weight immediately following surgery. In general, patients lose weight rapidly within 6 months to one year. Weight loss often continues until two years after the surgical procedure., and few patients regain it.

* Improved health conditions. A number of studies found that weight loss surgery can return blood sugar levels to normal in patients with type 2 diabetes. There is also an improvement in obesity-related health conditions such as sleep apnea and high blood pressure.

* Psychosocial adjustment. As patients reach a more normal weight, their self-esteem and self-image also improve and they are better able to function in society.

Risks

* Side effects. Patients may experience vomiting, nausea, diarrhea, flatulence, and dizziness.

* Nutritional deficiencies. Surgical weight loss may be accompanied by nutritional deficiencies including anemia and osteoporosis.

* Complications. After weight loss surgery, some patients may suffer from complications such as abdominal hernias, infections, gallstones, or breakdown of the staple line used to make the stomach smaller.

* Lifestyle changes. Bariatric surgery often requires permanent lifestyle changes for significant and lasting weight loss.


Surgical Weight Loss: Options, Benefits and Risks

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Best Options in Weight Loss Surgery

If surgery is your only option for weight loss, you will need to gather information and find out what procedures are available before making a decision. Bariatric weight loss surgery is not a procedure to be taken lightly. In fact, it is viewed as a last resort for treating chronic obesity. If you have tried unsuccessfully to achieve a healthy weight using conventional methods, it may be time to consider your weight loss surgery options.

Surgery for weight loss is not cosmetic surgery. Rather, it is classified as medical surgery because of its important health benefits. For this reason, bariatric weight loss surgery is covered by some insurance providers. Morbidly obese individuals have the option to try weight loss surgery if they repeatedly fail to achieve and maintain a healthy weight through conventional methods such as diet and exercise. If you opt for surgery to lose weight, keep in mind that you will experience short-term and long-term effects, and the procedure may necessitate lifestyle changes.

How It Works

Basically, there are only two methods whereby weight loss can be achieved. The first method is to reduce the number of calories consumed by restricting food intake. The second method is through food malabsorption, or making changes in the digestive system so that food is poorly digested and nutrients and calories are not completely absorbed. There are several different surgical procedures to achieve this.

Option #1: Restrictive Methods

The primary goal of a restrictive weight loss procedure is to reduce food intake in order to promote weight loss. This can be done by making the stomach smaller so that it will hold less food while reducing hunger pangs. An individual who undergoes this procedure will find it easier to control meal portions, thus ensuring a steady weight loss with minimal risk of nutritional deficiencies.

Popular restrictive methods of bariatric surgery are LAP-BAND and Vertical Banded Gastroplasty.

Option #2: Malabsorptive Methods

This method promotes weight loss by making changes in the digestive system. The small intestine is rerouted, in effect shortening it so that less food nutrients and calories are absorbed by the body. The primary methods of malabsorptive bariatric surgery are biliopancreatic diversion, Extended Roux-en-Y gastric bypass, and biliopancreatic diversion with duodenal switch.

Malabsorptive methods are highly successful for significant, long-term weight loss but they come with a number of drawbacks. Individuals who choose this weight loss surgery option can suffer from nutritional deficiencies and must take vitamin supplements. They can also suffer from intestinal irritation, bloating, and bowel movement problems.

Option #3: Combination Restrictive and Malabsorptive Method

The Roux-en-Y gastric bypass reduces the size of the stomach, and a section of the small intestine is bypassed in order to decrease food absorption.

Making Your Decision

If you have run out of conventional weight loss options, it may be time to look into the possibility of bariatric surgery. There are several alternatives to consider and you should discuss each one with your bariatric surgeon. Learn about the pros and cons of the different weight loss surgery options. Keep in mind that what works for someone else may not work for you. Your doctor can help you determine what procedure is best for you.


Best Options in Weight Loss Surgery