Gastric Bypass Revision
Gastric bypass revision is a specialized surgical procedure aimed at correcting or enhancing the outcomes of a previous gastric bypass. It is typically recommended for patients who have experienced weight regain, complications, or inadequate results after their initial surgery. The revision may involve resizing the stomach pouch, adjusting the intestinal connection, or converting the procedure to another bariatric method.
What is Gastric Bypass Revision?
Gastric bypass revision is a specialized surgical procedure designed to address challenges or complications that may arise after an initial gastric bypass operation. Over time, some patients may experience insufficient weight loss, significant weight regain, or anatomical and functional issues such as pouch or stoma enlargement, ulcers, or nutrient absorption problems. In these cases, revision surgery can be an effective solution.
At Sava Clinic, we approach gastric bypass revision with a personalized and comprehensive strategy. Our experienced bariatric surgeons begin with a detailed evaluation of the patient’s current health status, surgical history, and the specific issues they’re facing. Based on this assessment, a customized surgical plan is developed, which may involve resizing the stomach pouch, reinforcing or adjusting the intestinal rerouting, or converting the original procedure to another type of bariatric surgery—such as a duodenal switch or a sleeve gastrectomy.
While revision surgeries are more complex than primary bariatric procedures, advancements in laparoscopic techniques have made them safer and more effective. These surgeries are typically performed minimally invasively, which allows for quicker recovery times, less postoperative pain, and reduced risk of complications.
Patients undergoing a revision procedure are also supported through every step of the process, including nutritional counseling, psychological support, and a structured follow-up program to maximize long-term success. At Sava Clinic, we are committed to helping our patients reclaim control over their health, offering not only surgical excellence but also a supportive environment for sustainable transformation.
How is Gastric Bypass Revision Performed?
The results of gastric bypass revision surgery can vary depending on the underlying reasons for the revision and the type of procedure performed. However, when carefully evaluated and properly executed by experienced bariatric surgeons, revision surgery can provide a wide range of benefits that significantly improve a patient’s overall health and quality of life.
Renewed Weight Loss and Management
One of the primary goals of a gastric bypass revision is to help patients who have experienced inadequate weight loss or weight regain following their initial surgery. By modifying the stomach pouch, adjusting intestinal connections, or converting to a different bariatric procedure, many patients are able to restart their weight loss journey and achieve more sustainable results. This renewed weight loss not only helps improve physical appearance but also contributes to better mobility, increased energy levels, and improved confidence.
Resolution of Previous Complications
In some cases, revision surgery is necessary to address complications from the initial gastric bypass procedure. Issues such as pouch enlargement, reflux, dumping syndrome, nutritional deficiencies, or anatomical problems can significantly impact a patient’s daily life. By correcting these complications, patients often experience an improvement in their overall well-being and digestive health, leading to a better quality of life.
Enhanced Metabolic Health and Disease Management
Beyond weight loss, gastric bypass revision can substantially improve obesity-related health conditions. Patients may notice improved control or even resolution of chronic illnesses such as type 2 diabetes, hypertension, sleep apnea, and high cholesterol. These metabolic improvements can reduce the need for medications, lower the risk of future health complications, and greatly enhance long-term health outcomes.
Results of Gastric Bypass Surgery
Gastric bypass surgery is a powerful tool in the treatment of severe obesity and often leads to remarkable, long-term results. Many patients experience substantial health and lifestyle improvements, including:
Accelerated Weight Loss: Most patients achieve rapid and noticeable weight reduction within the first 6 to 12 months post-surgery.
Health Improvements: Conditions like type 2 diabetes, hypertension, sleep apnea, and joint pain often improve significantly or resolve completely.
Better Quality of Life: Increased mobility, reduced physical discomfort, and improved mental well-being contribute to a more active and fulfilling lifestyle.
Long-Term Success: With consistent follow-up, a balanced diet, and healthy lifestyle habits, many individuals maintain their weight loss for years, enjoying sustained health benefits.
Advantages and Disadvantages of Gastric Bypass Revision
Advantages of Gastric Bypass Revision Surgery
Renewed Weight Loss Potential: Offers a second chance for patients who experienced limited success or weight regain after their initial procedure.
Improved Health Outcomes: Helps resolve complications from the original surgery and contributes to better overall health and well-being.
Personalized Approach: Each revision is tailored to address the patient’s unique needs, anatomy, and medical history for optimal results.
Disadvantages and Considerations
Surgical Risks: As with any surgical procedure, there is a risk of complications such as infection, bleeding, or adverse reactions to anesthesia.
Greater Complexity: Revision surgeries are often more technically challenging than the original operation and may require a longer recovery period.
Unpredictable Results: Outcomes may vary depending on factors like the reason for revision, the patient’s health status, and adherence to postoperative care.
Who is Suitable for Gastric Bypass Revision?
Gastric bypass revision may be recommended for individuals who:
Struggle with Weight Regain or Inadequate Weight Loss: Patients who have not achieved their target weight or have regained significant weight after the initial surgery.
Experience Surgical Complications: Individuals suffering from issues such as strictures, ulcers, or fistulas that compromise health or quality of life.
Have Undesired Outcomes from the First Procedure: Those whose initial surgery did not produce the intended results or long-term benefits.
Are Committed to Lifestyle Changes: Patients willing to follow strict nutritional, behavioral, and follow-up guidelines necessary for a successful revision outcome.
Post-operative life
After bariatric surgery, adopting a completely new lifestyle is crucial for long-term success. Patients must adhere to the guidance of medical professionals, especially nutritionists, to ensure their diet is both nutritionally balanced and aligned with weight loss goals. This typically includes consuming small, frequent meals, emphasizing protein-rich foods, and limiting carbohydrates.
Regular physical activity and proper supplementation of vitamins and minerals are also essential for overall health and recovery. Given the reduced appetite after surgery, these lifestyle changes tend to be more easily adopted, leading to sustained weight loss and improved health outcomes.
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Gastric Bypass Revision frequently asked questions
How many years does gastric bypass revision last?
Gastric bypass revision can result in long-term benefits, including sustained weight loss and health improvements. Success largely depends on the patient’s adherence to lifestyle changes such as maintaining a healthy diet and regular exercise. When these changes are consistently followed, many patients experience lasting results for years.
Can you lead a normal life after gastric bypass revision?
After gastric bypass revision, most patients can lead a normal, active life, enjoying improved health and increased energy. Long-term success depends on following postoperative guidelines and committing to permanent lifestyle changes.
What happens to your stomach after gastric bypass revision?
Gastric bypass revision surgery modifies the stomach to improve weight loss or resolve complications from previous surgery. Changes often involve reducing the stomach pouch size, narrowing the stoma, or converting to another bariatric procedure, all aimed at enhancing outcomes and addressing any issues from the initial surgery.
Is gastric bypass revision a serious surgery?
Gastric bypass revision is a complex surgery with risks similar to the initial procedure, such as infection or bleeding. However, when performed by experienced surgeons at specialized centers like Sava Clinic, it can be done safely. Proper preoperative evaluation and postoperative care are essential for minimizing risks and ensuring successful outcomes.
Gastric Bypass Revision Turkey Cost
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Turkiye
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$
6.500
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Mexico
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$
10.000
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Singapore
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$
30.000
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Hungary
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8.700
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USA
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47.000
Doctors
Get ready to meet our physician staff, each of whom is an expert in their own branch and stands out with years of experience and success. Our physicians, who adopt the best practices of modern medicine, to whom you can safely entrust your health, are here to offer special solutions for your individual needs.

Dr. Akin Ünal
General Surgeon
BIOGRAPHY
He was born in Istanbul in 1982. He graduated from Kocaeli University, Faculty of Medicine. In 2012, he worked as an emergency medical assistant at Taksim First Aid EAH.
Between 2013-2018, he specialized in general surgery at Haseki EAH. Then, between 2018-2020, he completed his compulsory service at Bitlis Tatvan State Hospital. Since 2020, with Dr. Hasan Lice, they have worked with the Sava team for bariatric surgeries. He is married and has two kids.

Dr. Hasan Lice
General Surgeon
BIOGRAPHY
He was born in 1967 in Istanbul. He completed primary, secondary, and high school in Istanbul. He graduated from Capa Medical Faculty in 1993.He worked as an assistant at Taksim Training and Research Hospital between 1994-1998. Between 1998 and 2012, he served on diagnosis and therapeutic solutions in General Surgery, Cancer Surgery, Laparoscopy Surgery, and Endoscopy in the 2nd Surgery Clinic at Haseki Training and Research Hospital. He is married and has 2 children. He speaks Turkish and English.

Prof.Dr. Hanifi Onalan
General Surgeon Assoc.
BIOGRAPHY
Education ;1992-1998 Istanbul University Faculty of Medicine1999-2004 Taksim Training and Research Hospital General Surgery Clinic Medical fields;Obesity treatment (Gastric balloon, Gastric Sleeve, Gastric Bypass, Gastric Botox)Gallbladder and bile duct surgeryBreast diseases and Breast surgeryAnal system diseases and surgery (haemorrhoids, anal fissure, perianal abscess and fistula surgery)Thyroid diseases and surgical treatmentHernia surgery (open and laparoscopic) (groin, umbilical, wound hernias)Colon, rectum, stomach diseases and surgical treatmentEndoscopic diagnosis and treatment interventions (gastroscopy, colonoscopy, ERCP, peg)Memberships;Turkish Surgery AssociationNational Association of Trauma and Emergency SurgeryTurkish Medical AssociationTOSS ( Turkish Bariatric Surgery Association )IFSO (International Federation for the Surgery of obesity and Metabolic disorders )Publications ;Can Postoperative Adhesions Be Prevented? The Effect of COX-2 Selective Inhibitor Rofecoxib on Intraabdominal Adhesion Model Experimental Study 19(4):145-149, 2005 Journal of Contemporary Surgery 2005 Osman YÜCEL, Yücel YANKOL, Ferda NİHAT KOKSOY, Hanifi ÖNALAN, Pelin AKBABA, Ayşenur AKYILDIZ İĞDEM Research Hospital 2nd General Surgery Clinic* and Pathology Laboratory**, IstanbulTractotomy and omentoplasty in a case of hepatic gunshot wounds A regional trauma and emergency surgery congress (international participation) 2001 A.Çelik, H. Önalan, N. Mecit, M.Er, O. YücelParenteral nutrition in patients undergoing resection for gis malignancies, early results National Surgery Congress 2002 Dr Demiray, Dr D.Gönüllü, Dr.H. Önalan, Dr S.Bilgiç, Dr F.N.Köksoy, Dr O.Yücel

Mehmet Köksal
Aesthetic Surgeon
BIOGRAPHY
He was born in Samsun in 1978. After graduating from Faculty of Medicine (Çapa Medicine) of the Istanbul University in 2003, he completed his 6-year residency training at Şişli, Etfal Training and Research Hospital Plastic Surgery Clinic and became a Plastic Reconstructive and Aesthetic Surgery Specialist.In 2008, he received training from world-renowned surgeons at the University of Plastic Surgery Clinic in the New York, United States and participated the surgeries together with the doctors from New York.He attended courses and congresses about topics such as Breast Aesthetics, Abdominal Aesthetics, Liposuction, Buttock Aesthetics, Rhinoplasty, Facial rejuvenation, Botox and Fillers.Between 2010 and 2012, he worked at the Plastic Surgery Clinic of Ahi Evran University Kırşehir State Hospital. Kırşehir has carried out many surgeries and innovations that could not be done before in its history.It constantly improves itself by participating in congresses and meetings at homecountry and abroad every year.Op.Dr.Mehmet Köksal still works in a Private Clinic in Istanbul.He is a member of Turkish Medical Association, Turkish Plastic Reconstructive and Aesthetic Surgery Association and Aesthetic Plastic Surgery Association.

Prof. Dr. Rıfat Rasier
MD
BIOGRAPHY
During his medical education and specialization in ophthalmology, he attended Louisiana State University School of Medicine in the United States, Stadtisches Klinikum Kemperhof in Koblenz, Germany, and The Western Eye Hospital, Imperial College in England. In 2007, he received medical equivalence from the General Medical Council of England and became a fully registered doctor in England.
In addition to his ophthalmology education, he completed a master's program in Biomedical Engineering at Boğaziçi University in 2009.
Continuing his career development without slowing down, Rasier completed his specialization in Ophthalmology at Bilim University in 2010.
He fulfilled his mandatory service at Kırklareli State Hospital in 2012.
He attained the title of "Associate Professor" in the Department of Ophthalmology in 2016. He completed his PhD in Biomedical Engineering at Boğaziçi University with a 4.0 GPA in 2017.
As a result of his work at the Biomedical Engineering Laboratory of Boğaziçi University, Rıfat Rasier developed a procedure for laser-welding incisions in the transparent layer of the eye during cataract surgery, thereby closing the incision without the need for sutures. Current cataract surgeries either leave incisions open or suture them. Laser tissue welding experiments yielded positive results in closing incisions without stitches, reducing infection risks and shortening operation times.
This work by Rıfat Rasier was published in an international book titled "Infrared Lasers for Corneal Tissue Welding."
Awards Received:
Best Publication Award, Turkish Journal of Ophthalmology, 2010: "Corneal Tissue Welding with Infrared Lasers of Different Wavelengths in Transparent Corneal Sections."
Best Publication Award, Turkish Journal of Ophthalmology, 2011: "VEGF and IL-8 Levels in Vitreous Fluid in Proliferative Vitreoretinopathy Resulting from Rhegmatogenous Retinal Detachment."
JCI Ten Outstanding Young Persons of Turkey Award, First Prize in Medical and Medical Inventions, 2010.
Ministry of Industry, Teknogirişim Project Support, 2010.
Prof. Dr. Necati Tanyolaç Award for Projects and Research in Biomedical Engineering and Technologies during Master's or Doctorate Studies, 2017.
Second Prize for Best Scientific Poster, Turkish Ophthalmology Association National Congress, 2017. Academic Publications:
A. Number of articles published in international refereed journals: 22
B. Number of papers presented at international scientific meetings and published in proceedings: 10
C. Number of articles published in national refereed journals: 25
D. Number of papers presented at national scientific meetings and published in proceedings: 91
He fulfilled his mandatory service at Kırklareli State Hospital in 2012.
He attained the title of "Associate Professor" in the Department of Ophthalmology in 2016. He completed his PhD in Biomedical Engineering at Boğaziçi University with a 4.0 GPA in 2017.
As a result of his work at the Biomedical Engineering Laboratory of Boğaziçi University, Rıfat Rasier developed a procedure for laser-welding incisions in the transparent layer of the eye during cataract surgery, thereby closing the incision without the need for sutures. Current cataract surgeries either leave incisions open or suture them. Laser tissue welding experiments yielded positive results in closing incisions without stitches, reducing infection risks and shortening operation times.
This work by Rıfat Rasier was published in an international book titled "Infrared Lasers for Corneal Tissue Welding."
Awards Received:
Best Publication Award, Turkish Journal of Ophthalmology, 2010: "Corneal Tissue Welding with Infrared Lasers of Different Wavelengths in Transparent Corneal Sections."
Best Publication Award, Turkish Journal of Ophthalmology, 2011: "VEGF and IL-8 Levels in Vitreous Fluid in Proliferative Vitreoretinopathy Resulting from Rhegmatogenous Retinal Detachment."
JCI Ten Outstanding Young Persons of Turkey Award, First Prize in Medical and Medical Inventions, 2010.
Ministry of Industry, Teknogirişim Project Support, 2010.
Prof. Dr. Necati Tanyolaç Award for Projects and Research in Biomedical Engineering and Technologies during Master's or Doctorate Studies, 2017.
Second Prize for Best Scientific Poster, Turkish Ophthalmology Association National Congress, 2017. Academic Publications:
A. Number of articles published in international refereed journals: 22
B. Number of papers presented at international scientific meetings and published in proceedings: 10
C. Number of articles published in national refereed journals: 25
D. Number of papers presented at national scientific meetings and published in proceedings: 91

Çağrı Geridönmez
Medical Doctor
BIOGRAPHY
Dr. Cagrı Geridonmez was born in 1982 in Ankara, in the capital ofTurkey and is a graduate of medical faculty of Kirikkale University.In addition to his practice as a Chief Doctor in 2007 he obtained his medical degree and completed special medical program.Since he got his sertificate as a medical aesthetic he has performed more than 3500hair transplant operations in the one of the most well-known clinics ofTurkey.Currently he is managing a qualified medical team and performs hair restoration operations for patients from all countries of the world.Dr. Cagri’s interests also include improvement of hair loss treatment techniques and finding less invasive methods for hair transplant procedures.He participated in many local and international hair restoration surgery seminars and conferences. He received distinguishing certificates and diplomas for his valuable and well performed job.Now he is working on being a member of prominent international hair restoration organizations as İSHRS and ABHRS.In his spare time, Dr. Cagri enjoys to be engaged in sport activities, especially in motocross racing, car rally and Jiu-jitsu. He also enjoys being involved in different medical experiments on alternative medicine like acupuncture and bio resonance.Dr. Cagri’s passion is driven by the bonds he builds with his patients and the enjoyment he holds in providing high class medical service.
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