Duodenal Switch Surgery

What is Duodenal Switch Surgery?

Duodenal switch surgery, also known as biliopancreatic diversion with duodenal switch (BPD/DS), is a weight loss procedure that combines restrictive and malabsorptive techniques. This surgery reduces the size of your stomach and reroutes a portion of the small intestine to limit calorie and nutrient absorption, promoting significant weight loss.

Benefits of Duodenal Switch Surgery

  • Effective Weight Loss: Patients typically lose 70-80% of their excess weight within the first two years.
  • Improvement in Health Conditions: This procedure can significantly improve or resolve obesity-related conditions such as type 2 diabetes, high blood pressure, sleep apnea, and high cholesterol.
  • Dual Mechanism: Combines restriction of food intake with malabsorption, enhancing weight loss effectiveness.

Who is a Candidate for Duodenal Switch Surgery?

Ideal candidates for duodenal switch surgery include individuals with:

  • A Body Mass Index (BMI) of 50 or higher.
  • A BMI of 40 or higher with obesity-related health conditions.
  • Previous unsuccessful weight loss surgeries or extreme obesity.

What to Expect During a Duodenal Switch Procedure:

The surgery involves:

  1. Anesthesia: You will be given general anesthesia to ensure you are asleep and pain-free during the procedure.
  2. Stomach Reduction: Approximately 70% of the stomach is removed, creating a smaller tube-shaped stomach.
  3. Intestinal Bypass: A significant portion of the small intestine is bypassed, limiting calorie and nutrient absorption.
  4. Closure: The remaining stomach is attached to the small intestine.

How is a Duodenal Switch Procedure Different than a Gastric Bypass

The duodenal switch and gastric bypass both reduce stomach size and bypass parts of the small intestine, but they differ in their emphasis. The duodenal switch removes 60-70% of the stomach and bypasses about 75% of the small intestine, leaning more on malabsorption. In contrast, the gastric bypass reduces the stomach by 70-80% and bypasses about 30% of the small intestine, focusing more on restriction. This makes the duodenal switch more effective for significant weight loss through nutrient malabsorption.

Duodenal Switch Recovery & Aftercare

  • Hospital Stay: Typically, a hospital stay of 2-3 days is required.
  • Dietary Changes: A gradual transition from a liquid diet to solid foods over several weeks.
  • Follow-Up: Regular follow-up appointments to monitor progress and nutritional intake.

Risks & Considerations

As with any surgery, duodenal switch surgery carries potential risks:

  • Surgical Complications: Such as bleeding, infection, or adverse reactions to anesthesia.
  • Gastrointestinal Issues: Including diarrhea, gas, or nutrient deficiencies.
  • Nutritional Deficiencies: Lifelong vitamin and mineral supplementation is necessary to avoid deficiencies.

Practice Locations


$10,000 Cash Pay Gastric Sleeve Special

& Contact