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Reading: The Complete Guide to Roux-en-Y Gastric Bypass
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Blog > Genel > The Complete Guide to Roux-en-Y Gastric Bypass
Genel

The Complete Guide to Roux-en-Y Gastric Bypass

Prof. Dr. Abdullah Şişik
DERNIÈRE MISE À JOUR: 2025/09/07 at 7:33 PM
Prof. Dr. Abdullah Şişik
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Roux-en-Y Gastric Bypass is a major surgical procedure that has helped countless individuals achieve significant weight loss and improve obesity-related health conditions. It’s often considered the gold standard of bariatric surgery, but understanding exactly what it entails is crucial before making a decision. This guide will provide a detailed overview of the procedure, its benefits, risks, and why Turkey has become a leading destination for this life-changing surgery.

İçindekiler
What Is Roux-en-Y Gastric Bypass? How Does Roux-en-Y Gastric Bypass Work?Roux-en-Y Gastric Bypass vs. Gastric SleeveAdvantages and Risks and Potential Side Effects Advantages of Roux-en-Y Gastric BypassRisks and Potential Side EffectsRoux-en-Y Gastric Bypass in Turkey: A Top Choice Price Comparison with Other Countries: Why Turkey?What is Included in a Bariatric Surgery Package?Frequently Asked Questions (FAQ)Is gastric bypass surgery in Turkey safe?How does the post-op recovery process work?Will I need to take supplements for the rest of my life?

What Is Roux-en-Y Gastric Bypass?

A Roux-en-Y gastric bypass is a complex, yet highly effective, surgical procedure that modifies your digestive system to induce weight loss. The name comes from the way the small intestine is reconfigured into a “Y” shape. The procedure consists of two primary parts: creating a small stomach pouch and re-routing the small intestine.

The result is a powerful dual mechanism for weight loss. First, the restrictive nature of the small pouch limits how much food you can eat. Second, the bypass of a portion of your small intestine reduces the amount of calories and nutrients your body can absorb. This combination leads to significant and rapid weight loss.

How Does Roux-en-Y Gastric Bypass Work?

The surgery is typically performed laparoscopically, using several small incisions. This minimally invasive approach reduces pain, scarring, and recovery time.

During the procedure, your surgeon, like the highly experienced Prof. Dr. Abdullah Şişik, performs the following steps:

  1. Creating the Stomach Pouch: The upper part of the stomach is divided to create a small pouch, about the size of a walnut. This pouch is completely separated from the rest of your stomach.
  2. Rerouting the Small Intestine: The small intestine is then divided. The lower section of the small intestine is brought up and connected to the newly created stomach pouch. This is called the “Roux limb.”
  3. Connecting the Two Limbs: The upper section of the small intestine (the one still attached to the main, bypassed stomach) is reconnected further down the Roux limb. This allows digestive juices from the bypassed stomach to mix with food in the small intestine, enabling proper digestion.

This surgical rerouting means that food will bypass the majority of the stomach and the first part of the small intestine, leading to both a significant reduction in food intake and calorie absorption.

Roux-en-Y Gastric Bypass vs. Gastric Sleeve

While both Roux-en-Y Gastric Bypass and Gastric Sleeve are effective bariatric procedures, they work in different ways and are suitable for different patients.

  1. Roux-en-Y Gastric Bypass is both a restrictive and a malabsorptive procedure. It restricts food intake and also reduces calorie absorption. This dual mechanism often leads to more rapid and greater overall weight loss. It is particularly effective for patients with severe obesity-related conditions like Type 2 diabetes and acid reflux (GERD), as it can significantly improve or resolve these issues.
  2. Gastric Sleeve is a purely restrictive procedure. It involves removing about 80% of the stomach, leaving a smaller, banana-shaped pouch. It works primarily by limiting food intake and reducing the hunger hormone ghrelin. It is a simpler, shorter procedure than gastric bypass, with a lower risk of long-term nutritional deficiencies, but may not offer the same level of weight loss or resolution of conditions like GERD.

The choice between these two procedures depends on your specific health profile, weight loss goals, and a detailed discussion with a specialist like Prof. Dr. Abdullah Şişik, who can recommend the best option for you.

Advantages and Risks and Potential Side Effects

Gastric bypass is a safe and effective surgery, but like any major medical procedure, it has potential advantages and risks.  

Advantages of Roux-en-Y Gastric Bypass

 
  • Significant and Sustained Weight Loss: Patients typically lose a higher percentage of excess weight (60-80%) compared to other surgeries.
  • Rapid Improvement in Health Conditions: It has a remarkable success rate in achieving remission for Type 2 diabetes and resolving conditions like hypertension and sleep apnea, often before significant weight loss is even achieved.
  • Relief from Acid Reflux: The procedure can significantly reduce or eliminate severe acid reflux (GERD).
 

Risks and Potential Side Effects

  While the benefits generally outweigh the risks, it’s essential to be informed. Potential side effects and complications can include:
  1. Nutritional Deficiencies: Since a part of the intestine is bypassed, patients have a higher risk of deficiencies in vitamins and minerals like iron, B12, and calcium. Lifelong supplementation is required.
  2. Dumping Syndrome: This can occur when high-sugar foods pass too quickly from the stomach into the small intestine, causing symptoms like nausea, vomiting, dizziness, and diarrhea. It encourages healthier eating habits.
  3. Surgical Complications: As with any surgery, there is a small risk of bleeding, infection, or a leak at the staple line. However, in the hands of an experienced surgeon like Prof. Dr. Abdullah Şişik, these risks are minimal.

Roux-en-Y Gastric Bypass in Turkey: A Top Choice

Turkey has established itself as a global leader in medical tourism, offering world-class bariatric surgery. The country’s blend of highly skilled surgeons, state-of-the-art hospitals, and cost-effective packages makes it a popular choice for patients seeking Roux-en-Y Gastric Bypass. The expertise of surgeons like Dr. Abdullah Şişik, with his extensive experience and focus on patient-centered care, ensures a high-quality and safe surgical journey.  

Price Comparison with Other Countries: Why Turkey?

  The cost of bariatric surgery is a significant barrier for many patients in Western countries. Here is a general comparison that highlights why Turkey is so appealing:
  • United States: Gastric bypass surgery can cost between $20,000 and $35,000 or more, often with limited or no insurance coverage.
  • United Kingdom: The same procedure can range from £10,000 to £15,000.
  • Turkey: An all-inclusive gastric bypass package typically costs between $5,000 and $8,000.
This dramatic price difference is due to lower operational costs, competitive markets, and government support for medical tourism, all without compromising on quality of care.  

What is Included in a Bariatric Surgery Package?

  The all-inclusive nature of packages in Turkey, like those provided by Dr. Abdullah Şişik’s clinic, provides unparalleled value and peace of mind. A typical package includes:
  1. Pre-operative care: Comprehensive medical examinations, blood tests, and consultations with the surgeon and nutritionist.
  2. The surgical procedure: All surgeon, anesthesia, and operating room fees are covered.
  3. Hospital stay: Typically 2-4 nights in a modern, private hospital room with full nursing care.
  4. Post-operative care: Follow-up consultations, a detailed nutritional plan, and long-term support.
  5. Accommodation and transfers: Hotel stay before and after the surgery, as well as VIP airport and hospital transfers.

Frequently Asked Questions (FAQ)

 

Is gastric bypass surgery in Turkey safe?

Yes, it is very safe. Turkey has many internationally accredited hospitals with advanced technology and highly qualified surgeons. Dr. Abdullah Şişik and his team adhere to the highest global standards for patient safety and care, ensuring a secure and successful experience.

 

How does the post-op recovery process work?

Immediately after surgery, you’ll be on a liquid-only diet for a few weeks, gradually transitioning to pureed foods, and then to a solid diet. The recovery period is around one to two weeks, after which most patients can return to work and light activities. Full recovery takes several months as you adjust to your new eating habits.

 

Will I need to take supplements for the rest of my life?

Yes. Due to the malabsorptive nature of the surgery, you will need to take a daily bariatric-specific multivitamin and other supplements for the rest of your life to prevent nutritional deficiencies.

Prof. Dr. Abdullah Şişik September 7, 2025 September 7, 2025

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