Gastric bypass is surgery also known as Bariatric surgery that helps patient to lose weight by strictly restricting the consumption of food and absorption of nutrients within the body. This surgery is advised to patients whose Body Mass Index (BMI) is above 35. All patients who suffer from chronic obesity and are unable to lose weight through any other means may have to undergo a Gastric Bypass Surgery.
After the surgery, your stomach will be smaller. You will feel full with less food.
The patient need to undergo various tests and screening prior to the surgery.
The surgeon shall also study the patient's medical history.
Restrictions will be imposed on the patient's food intake.
The inclusion of physical activity and exercise
Intake of nicotine should be completely stopped before the surgery.
The doctor will also monitor intake of medication
A Gastric Bypass Surgery is done under general anaesthesia and can be performed in the following ways:
Biliopancreatic Diversion (BPD) with Duodenal Switch - This procedure involves removing 80% of the stomach to restrict the food intake and absorption of nutrients. During this procedure the pyloric valve and some part of the small intestine that connects to the duodenum are retained. Due to which one will feel full with less food and will result in weight loss.
Roux en Y Gastric Bypass - in this procedure the upper portion of the stomach is by-passed and linked to the small intestine ( jejunum) hence causing person to fell full with fewer calories.
Post Bariatric surgery patient is not allowed to eat anything for 1-2 days.
Patient has to follow a strict diet for 10-12 weeks.
Patient's diet begins with liquid only, followed by soft and then normal restricted diet
The patient may also experience cold; dry skin, hair falling, tiredness, mood swings , hair thinning or hair loss and body aches.
Regular medical check ups
Reaction to anaesthesia during the procedure.
Post procedure infections in the link between the stomach and intestines.
Fluid collection or blood clotting, which may affect the lungs.
Hernia and body distortion
Irregular bowels, vomiting and nausea may be experienced.
Body parameters may get affected like blood sugar, blood pressure etc.
Gallstones, damage to the stomach and ulcers can be the long-term side effects.