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Roux-En-Y Gastric Bypass

Gastric bypass surgery is also widely known as Roux-En-Y Gastric Bypass; it is one of the most preferred approaches for weight loss surgery. Gastric bypass surgery is one of the most effective solutions for obese people who suffer from several chronic diseases and are unable to lose weight despite diet and exercise. In this procedure an expert Gastroenterologist usually creates a small pouch from the stomach and connects it to the small intestine so that a very small amount of food is stored in the stomach and digested. This helps in by passing most of the stomach and section of small intestine that helps in assimilation of small quantities of food.

Why is it required?

Gastric bypass surgery is a type of metabolic bariatric surgery which is used as an effective weight loss for obese people who suffer from life threatening conditions. Individuals who have a body mass index or BMI higher than 40 and usually considered as extremely obese. Usually people who suffer from type 2 diabetes, high blood pressure, severe sleep apnea, and heart diseases suffer from obesity and are unable to lose weight despite exercise and diet. In such cases, Gastric bypass surgery becomes the only viable option for weight loss. Further, not everyone is a candidate for gastric bypass surgery. Therefore, the doctor first analyzes the medical condition of the patient based upon certain medical guidelines to see if the person qualifies for the weight loss surgery or not. Also, there are certain conditions that may be considered as potential risk factors for life threatening weight related issues such as:

  • Heart diseases
  • Stroke
  • Cancer
  • Infertility
  • Type 2 diabetes
  • High cholesterol
  • High blood cholesterol
  • High blood pressure
  • Gastroesophageal reflux disease
  • Obstructive sleep apnea

Risk factors

Every surgery have some other risk associated with it similarly gastric bypass surgery also has few risks that may include:

  • Infection
  • Excessive bleeding
  • Blood clots
  • Reaction to anesthesia
  • Breathing problems
  • Leakage in gastrointestinal system
  • Gallstones
  • Small bowel obstruction
  • Anastomotic leaks
  • Bile reflux
  • Hernias
  • Low blood sugar
  • Malnutrition
  • Vomiting
  • Peptic ulcers
  • Stomach perforation
  • Diarrhea
  • Nausea


Gastric Bypass surgery is one of the most effective solutions in case of weight loss for people who suffer from obesity with chronic diseases. According to various studies gastric bypass surgery has proven to show consistent and significant weight loss results even after a decade which is commendable in itself. It is a widely accepted weight loss solution as it has various advantages such as

  • It provides better average weight loss then other procedures such as laparoscopic adjustable band and sleeve gastrectomy.
  • Weight loss from this procedure is more Rapid and with recommended dietary guidelines one can maintain the weight loss for a longer duration of time.
  • It does not require any devices to stay inside the body that may cause any discount or problem.
  • It is very helpful in chronic diseases and comorbidities such as type 2 diabetes, hypertension, heart disease, asthma etc

Side Effects:

During the procedure the body has to go through a lot of changes and one might experience few side effects which are usually temporary. Some of this side effects may include:

  • Fatigue
  • Abdominal pain
  • Weakness
  • Mood changes
  • Change in bowel movement and consistency
  • Body aches
  • Hair Loss
  • Fever