What You Should Know Before Getting Gastric Sleeve Surgery
Jul 25, 2025
HEALTH,INSIGHTSLearn what to expect before gastric sleeve surgery, including eligibility, recovery, costs in Turkey, and how Wupdoc helps you choose the right clinic.

Gastric sleeve surgery, also known as sleeve gastrectomy, is one of the most commonly performed procedures in the field of bariatric surgery. Chosen by hundreds of thousands of patients globally each year, this life-changing operation not only promotes long-term weight loss but also plays a significant role in improving or even reversing obesity-related conditions such as type 2 diabetes and hypertension.
However, before making the decision to undergo this major transformation, it’s essential to understand the process, benefits, risks, and costs involved. In this guide, we’ll cover everything you need to know before getting gastric sleeve surgery—from eligibility criteria and procedure details to treatment costs in Turkey and how Wupdoc can help you find the right clinic.
What Is Gastric Sleeve Surgery?
Gastric sleeve surgery involves the surgical removal of approximately 80% of the stomach, leaving a narrow “sleeve” or tube-shaped stomach. This reduction limits the amount of food you can eat and decreases the production of the hunger hormone ghrelin, leading to reduced appetite and long-term weight loss.
Who Is Eligible for Gastric Sleeve Surgery?
Not everyone qualifies for gastric sleeve surgery. It is typically recommended for individuals who meet the following criteria:
BMI of 35 or higher
BMI between 30–35 with obesity-related health issues such as type 2 diabetes or hypertension
Unsuccessful results from diet and exercise
Overall good health for surgery
Mentally prepared and committed to post-op lifestyle changes

Pre-Surgery Preparation Process
Before the surgery is scheduled, patients go through a comprehensive preparation phase, both medically and psychologically.
Steps Involved:
Detailed Health Screening
Blood tests
Endoscopy
ECG and chest X-ray
Liver and kidney function evaluations
Psychological & Dietary Counseling
Mental readiness assessments
Pre-op and post-op nutrition planning
Discontinuing Smoking & Alcohol
At least 2 weeks before surgery
Clinics listed on Wupdoc manage this entire process professionally and help you organize every necessary step with their experienced care teams.
How the Procedure Is Performed
Duration: 1 to 2 hours
Anesthesia: General anesthesia
Technique: Laparoscopic (minimally invasive)
Hospital Stay: 2–3 days
Recovery: Return to daily life within a week
A specific post-op diet starts immediately after the procedure. Patients typically follow a liquid and puréed diet for the first month, with the guidance of a clinical dietitian.
Gastric Sleeve Surgery Costs in Turkey
Turkey is increasingly preferred for gastric sleeve surgery thanks to its skilled bariatric surgeons and state-of-the-art hospitals. Compared to the same level of service in Europe, Turkey offers highly competitive pricing and often includes full-service packages.
| Country | Average Total Cost (€) |
|---|---|
| Turkey | 2,800 – 4,000 |
| Germany | 7,000 – 10,000 |
| United Kingdom | 9,000 – 12,000 |
| France | 8,000 – 11,000 |
Most packages in Turkey include:
Pre-op consultation and tests
Surgery and anesthesia
2–3 nights in hospital
Hotel accommodation (optional)
Airport-hotel-clinic transfers
Multilingual patient coordination
1-year follow-up program
Through Wupdoc, you can request personalized quotes from clinics offering these all-inclusive packages.
Choosing the Right Clinic with Wupdoc
Choosing the right surgeon and clinic is crucial for a successful outcome, especially for major procedures like gastric sleeve surgery. Wupdoc helps patients connect with verified bariatric clinics around the world with confidence.
Benefits of Using Wupdoc:
Compare doctors and clinics by city or country
View patient reviews and success stories
Get free, personalized quotes
Access profiles of experienced bariatric surgeons
Receive support throughout your treatment journey
Wupdoc is especially helpful for first-time medical travelers looking for transparency, guidance, and trusted providers.
Life After Gastric Sleeve: A New Beginning
Gastric sleeve surgery is not just a physical transformation—it’s a long-term lifestyle change. Success depends on healthy nutrition, physical activity, and psychological support. Many clinics offer comprehensive follow-up care, including dietary support and post-op monitoring.
Most clinics listed on Wupdoc provide extended support packages for patients after surgery, ensuring long-term success.
Conclusion: Be Informed, Be Ready
Gastric sleeve surgery can dramatically improve your health and quality of life—but preparation is key. If you’re considering this life-changing step, using Wupdoc can help you find top-rated clinics, compare prices, and receive tailored guidance through every stage of your journey.
Ready to explore your options? Visit Wupdoc.com today and request your free quote for gastric sleeve surgery from trusted clinics worldwide.
top 5 doctors & clinics in Gastric Sleeve:
5.0Turkey, İzmirBariatric Surgery
There's a clear rationale behind why our services are preferred—a culmination of expertise, dedication, and a patient-centric approach. With over 15 years of professional experience and a thriving success spanning 18 years, Op.Dr. Muzaffer Önder Öner embodies a commitment to excellence. Continuously evolving alongside his team, he harnesses state-of-the-art medical equipment and cutting-edge treatment methods to ensure optimal outcomes for his patients.At our facility, the well-being of our patients reigns supreme. We take pride in our experienced team, available round the clock, dedicated to providing unparalleled healthcare services. Our commitment to excellence extends to ensuring access to quality care at affordable rates. While upholding reliability and unwavering quality in our healthcare provisions, we offer cost-effective solutions without compromising on the standards of service.
# 1
5.0Egypt, AlexandriaBariatric Surgery
Step into the world-renowned clinic of Dr. Islam Abdelkhalek, a beacon of excellence in bariatric surgery in Egypt. As a distinguished member of the Royal College of Surgeons of England and the esteemed International Federation of Surgery for Obesity, Dr. Abdelkhalek combines expertise with compassion to redefine wellness journeys. Discover unparalleled care and transformative results, where your health is our priority.
# 2
4.9Turkey, AntalyaDentistry,Bariatric Surgery,Plastic Surgery
Our medical team prioritizes the safety and comfort of our patients. Our experienced surgeons and medical personnel are accredited to operate in the European Union. If you're struggling with being overweight, our experts will evaluate you for bariatric surgery. We strive to provide a comfortable and safe experience for our patients. Contact us through our enquiry form or give us a call. Our private rooms are equipped with modern amenities such as flat-screen TVs, air conditioning, and Wi-Fi. Patients can also have a friend or family member stay in their private room.
# 3
5.0Turkey, İzmirBariatric Surgery
Looking for expert care in gastric bypass, gastric sleeve, or revision bariatric surgery? Dr. Mehmet Deniz is a renowned specialist in bariatric and metabolic surgeries with over 10 years of experience and 5,000+ successful procedures. Based at Izmir Private Health Hospital, Dr. Deniz offers advanced treatments including robotic bariatric surgery, gastric balloon, gastric band, and swallowable balloon techniques. Dr. Mehmet Deniz aims to ensure each patient receives safe, ethical, and personalized care. From laparoscopic surgeries to laser techniques for hemorrhoids and single-port operations, Dr. Deniz uses cutting-edge technology for optimal results. His dedicated team provides VIP service, lifetime follow-up, and expert guidance throughout your weight loss journey.
# 4
5.0Turkey, İstanbulBariatric Surgery
Prof. Dr. Ümit Koç, a highly experienced surgeon, specializes in metabolic surgery, obesity surgery, oncology surgery, reflux surgery, gallbladder surgery, hernia surgery, and robotic surgery. Born in Augsburg, Germany, and a graduate of Çukurova University Faculty of Medicine, Dr. Koç offers expert care in laparoscopic surgery and the treatment of anal diseases. His advanced procedures include Allurion swallowable gastric balloon, gastric sleeve, biliopancreatic diversion surgery, adjustable gastric band, and gastric bypass surgery. With a focus on innovative and minimally invasive techniques, Prof. Dr. Koç is dedicated to improving patient outcomes and quality of life through personalized surgical care.
# 5
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Table of Contents
- What Is Gastric Sleeve Surgery?:
- Who Is Eligible for Gastric Sleeve Surgery?:
- Pre-Surgery Preparation Process:
- How the Procedure Is Performed:
- Gastric Sleeve Surgery Costs in Turkey:
- Choosing the Right Clinic with Wupdoc:
- Life After Gastric Sleeve: A New Beginning:
- Conclusion: Be Informed, Be Ready:
- Top 5 doctors & clinics Gastric Sleeve:
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