10 Things You Should Know About Gastric Bypass Surgery
Dr. Aparna Govil Bhasker, Bariatric Surgeon &
Miloni Sancheti, Bariatric Nutritionist
- Gastric Bypass surgery is one of the most common bariatric surgery being performed in India and it is also known as the gold standard procedure
- In this procedure a small pouch of stomach is created and the small intestine is attached to this pouch in a Y shaped fashion using surgical staplers. Rest of the stomach, first part of the intestine called duodenum and about 50-100cm of jejunum are bypassed.
- It helps in weight loss by restriction of food intake, early satiety, some degree of malabsorption, decreases hunger and other actions like release of gastrointestinal hormones, bile acid interactions etc.
- It is a laparoscopic surgery and is performed through 5-6 key hole punctures on the abdomen. Duration of surgery is 1 to 1.5 hours usually.
- It leads to a weight loss of 70 to 75% of the excess weight. Weight loss happens over a year or so.
- As the stomach and the first part of small intestine is bypassed, the requirement of nutrient supplementation of multi-vitamin, calcium, iron, vitamin D and certain B vitamins is life long
- Protein intake should be monitored and should be supplemented well.
- Post surgery there is marked improvement in various comorbidities like diabetes ,blood pressure, obstructive sleep apnea, venous stasis disease heart disease, joint pains, cholesterol related issues and so on. One must repeat the blood reports every 3 months for the first year of surgery to keep a check on nutrient levels in body. Thereafter once a year all reports must be done to monitor nutritional deficiencies. Follow up is life long.
- Overall quality of life improves and better results are achieved by patients who embrace lifestyle modification after Bariatric surgery
- Dietary transition post surgery is –
- 15 days only liquids
- 15 days soft food
- Post 1 month one can start healthy diet plan in restricted quantities with expert advice from bariatric team.