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Bariatric Surgery

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Bariatric Surgery

Indication:
No studies evaluate the commonly used indications for bariatric surgery. Consensus guidelines suggest that the surgical treatment of obesity should be reserved for patients with a body-mass index (BMI) >40 kg/m(2) or with BMI >35 kg/m(2) and 1 or more significant co morbid conditions, when less invasive methods of weight loss have failed and the patient is at high risk for obesity-associated morbidity and mortality (strength of recommendation: C, based on consensus guidelines).
Types:
There are two basic types of weight loss surgery -- restrictive surgeries and malabsorptive/restrictive surgeries. They help with weight loss in different ways.
Restrictive surgeries: work by physically restricting …show more content…

It may continue for up to two years after the operation. Because of the rapid weight loss, health conditions affected by obesity – such as diabetes, high blood pressure, high cholesterol, arthritis, sleep apnea, heartburn, and other conditions -- often improve quickly. You'll probably also feel a dramatic improvement in your quality of life.

Gastric bypass also has good long-term results; studies have found that many people keep most of the weight off for 10 years or longer.

The Cons. By design, surgeries like this impair the body's ability to absorb food. While that can cause rapid weight loss, it also puts you at risk of serious nutritional deficiencies. The loss of calcium and iron could lead to osteoporosis and anemia. You'll have to be very careful with your diet -- and take supplements -- for the rest of your life.

Another risk of gastric bypass is dumping syndrome, in which food is "dumped" from the stomach into the intestines too quickly, before it's been properly digested. About 85% of people who get a gastric bypass have some dumping. Symptoms include nausea, bloating, pain, sweating, weakness, and diarrhea. Dumping is often triggered by sugary or high-carbohydrate foods, and adjusting the diet helps. However, some experts actually see dumping syndrome as beneficial, in that it encourages people to avoid foods that could lead to weight gain.

Unlike adjustable gastric banding, gastric bypass is generally

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