14,000 CMC patients already live in a different body. The result is stated in an official contract — in law, not just in talk.
Bariatric Surgery in Gaziantep: Methods and Results
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
All costs upfront, no surprises. One package, the full journey.
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
Seeing a surgeon is justified by related conditions as well, not by a high BMI alone
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
Years of diets and medication without any lasting result.
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
Years of diets and medication without any lasting result.
Surgery is prescribed only when clear criteria are met
BMI serves as the chief indicator of obesity severity. Divide body weight (kg) by height squared (m²) to calculate it. Surgery is normally justified at BMI above 40, or above 35 with serious accompanying conditions. In selected cases it is considered at lower values as well — if non-surgical methods did not help.
Many people keep trying diets and exercise for years while the body resists: metabolism slows, appetite climbs and the weight they lost comes back. When diet changes and medicines alone clearly cannot fundamentally improve the situation, bariatric surgery turns into the only effective way out.
Key factors
The role of body mass index (BMI)
BMI serves as the chief indicator of obesity severity. Divide body weight (kg) by height squared (m²) to calculate it. Surgery is normally justified at BMI above 40, or above 35 with serious accompanying conditions. In selected cases it is considered at lower values as well — if non-surgical methods did not help.
Why don't diets and exercise work for everyone?
Many people keep trying diets and exercise for years while the body resists: metabolism slows, appetite climbs and the weight they lost comes back. When diet changes and medicines alone clearly cannot fundamentally improve the situation, bariatric surgery turns into the only effective way out.
Those with chronic conditions should consult a clinic doctor!
Indications

Excess weight

Type 2 diabetes

Hypertension

Sleep apnea

Joint disease

Varicose veins

Fatty liver disease

Reproductive health problems
Contraindications

Age under 18

Malignant tumors

Less than six months since breastfeeding ended

Acute illness or flare-ups of chronic disease

Severe chronic and mental illness

Blood clotting disorders

Pregnancy

Sleeve gastrectomy
During the procedure the surgeon removes the greater part of the stomach, forming a narrow tube. Portions get far smaller and ghrelin, the hunger hormone, decreases, so the patient is satisfied faster and eats less.
Effectiveness: fits patients with a BMI of 35 to 45. They lose 60–70% of excess weight on average.
Specifics: less durable results than bypass operations. Without sticking to the diet, especially avoiding high-calorie drinks and liquid food, the weight may return.

Roux-en-Y gastric bypass
Using the top of the stomach, the surgeon creates a small 50–70 ml pouch joined directly to the small intestine. This limits intake and reduces the calories absorbed by cutting short the journey of food through the gut.
Effectiveness: known as the “gold standard” for a BMI over 45–50 combined with type 2 diabetes. Excess weight loss hits 75–85%.
Specifics: outcomes are more durable than with other bariatric procedures. Diabetes, hypertension and other related conditions often go into remission. With the digestive anatomy changed, lifelong vitamin and mineral supplements are a must.

Mini gastric bypass (MGB)
It is an improved variant of the classic bypass. Unlike the standard method, here the surgeon forms only one connection (anastomosis) linking the small stomach to the small intestine. The simpler technique is less demanding and needs less recovery time.
Effectiveness: similar to the classic Roux-en-Y bypass; up to 75–80% of excess weight is lost.
Specifics: a shorter operation and quicker recovery. The procedure can technically be reversed, but the single anastomosis carries a risk of bile reflux.

Single anastomosis duodeno-ileal bypass (SADI-S)
A modern combined approach, SADI-S merges the benefits of sleeve gastrectomy with those of intestinal bypass. It takes two stages — turning the stomach into a narrow tube, then rerouting the small intestine so that the larger part is excluded from active digestion.
Effectiveness: one of the most effective bariatric operations — 80–90% of excess weight is lost, and the result lasts long.
Specifics: with the ghrelin-producing zone removed, the smaller stomach reduces appetite; redirecting food past part of the intestine limits calorie uptake. Used for super obesity (BMI over 50), severe type 2 diabetes, or as a second stage when a sleeve was ineffective.
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Book a consultation
Call or message us -
our coordinator will contact you shortly
and book your consultation
The journey begins with a surgeon consultation: medical history, method choice, recovery planning

Lab tests
Blood count and urinalysis in full, biochemical panel, HbA1c, coagulation panel (clotting test).
Instrumental diagnostics
Leg vein Doppler, chest X-ray, ECG, and abdominal and kidney ultrasound.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, psychiatrist, endocrinologist, cardiologist; gynecologist for female patients.

Diet
2–4 weeks before surgery, cut fast carbs and fats; the day before, switch to light meals.
Lifestyle
From a month before: no smoking, less physical activity, no stress.
The day before
Last light meal in the evening; last fluids 3–4 hours before surgery.

Lab tests
Blood count and urinalysis in full, biochemical panel, HbA1c, coagulation panel (clotting test).
Instrumental diagnostics
Leg vein Doppler, chest X-ray, ECG, and abdominal and kidney ultrasound.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, psychiatrist, endocrinologist, cardiologist; gynecologist for female patients.

Diet
2–4 weeks before surgery, cut fast carbs and fats; the day before, switch to light meals.
Lifestyle
From a month before: no smoking, less physical activity, no stress.
The day before
Last light meal in the evening; last fluids 3–4 hours before surgery.
Experienced bariatric specialists who are committed to patients' health

Ruslan S. Menzulin
Bariatric surgeon · surgical oncologist
Underwent training at Mercy clinic under Vadim Gushchin; spoke at the World Congress of bariatric surgery (2025). Co-authored international research published in The Lancet.

Andrey G. Ugay
Lead bariatric surgeon · surgeon
Has carried out the largest number of SASJ operations in the country. Serves on the expert council of the national Society of Bariatric Surgeons and presents regularly at national and international congresses.
City Medical Centre approaches obesity in a comprehensive way. Each patient, after the first examination, is assigned a personal diagnostic program (lab and instrumental) to identify all disorders in the body.

A method matched to your goal
Our doctors match the surgical method to each individual patient. They review your health, weight history and accompanying conditions before deciding, to offer you the most appropriate surgical treatment.

Support that stays in touch
The City Medical Centre team keeps supporting you after the operation. All through the first year, specialists track how your weight drops, check your tests and handle every question on diet and recovery.

Fast recovery
City Medical Centre performs bariatric operations laparoscopically, which shortens recovery considerably. Most patients are on their feet on day one and back to normal life within a week.

Full diagnostics on site
No running from clinic to clinic. Our centre has everything for your work-up, from its own lab to ultrasound and gastroscopy. Preparation is fast, queue-free and all under one roof.
Much of recovery depends on the individual, but minimally invasive laparoscopic techniques keep the rehab stage as short as possible.

Duration
The patient stays under observation at the clinic for 1 to 5 days, depending on the extent of surgery and related conditions.
Activity
Already in the first hours post-surgery you are allowed to sit up, stand and drink.
Wound care
Absorbable sutures are used; they dissolve on their own.

Work
Work can be resumed 7–14 days after surgery, depending on how physically demanding it is.
Restrictions
Bathhouse, sauna and intense workouts are off-limits for the first weeks.
Diet
A staged diet is set for 1–2 months — from liquid to solid food — so the stomach can adapt.

Pace
When they follow specialist advice, patients lose an average of 10% of excess weight each month.
Stabilization
The end result is achieved in 1.5–2 years, when the patient already has stable eating habits that prevent weight regain.
Important! City Medical Centre specialists keep recovery under supervision and give psychological and medical support at every stage of losing weight.

Duration
The patient stays under observation at the clinic for 1 to 5 days, depending on the extent of surgery and related conditions.
Activity
Already in the first hours post-surgery you are allowed to sit up, stand and drink.
Wound care
Absorbable sutures are used; they dissolve on their own.

Work
Work can be resumed 7–14 days after surgery, depending on how physically demanding it is.
Restrictions
Bathhouse, sauna and intense workouts are off-limits for the first weeks.
Diet
A staged diet is set for 1–2 months — from liquid to solid food — so the stomach can adapt.

Pace
When they follow specialist advice, patients lose an average of 10% of excess weight each month.
Stabilization
The end result is achieved in 1.5–2 years, when the patient already has stable eating habits that prevent weight regain.
Important! City Medical Centre specialists keep recovery under supervision and give psychological and medical support at every stage of losing weight.
Book a consultation
Call or message us -
our coordinator will contact you shortly
and book your consultation
Book a consultation
Call or message us -
our coordinator will contact you shortly
and book your consultation
Bariatric vs plastic surgery: what's the difference?
Many people confuse the two, but their goals are fundamentally different. Bariatric surgery is a medical treatment for obesity and related diseases. It changes how the digestive tract works, addressing the causes of excess weight and metabolism. Plastic surgery reshapes the body's outer contours; it does not treat obesity or affect metabolism.
How soon can I return to work and normal life?
Will there be visible scars?
We rely on modern laparoscopic technique. The operation is performed through 4 small punctures of 5 to 15 mm. Cosmetic sutures are used, so after healing the marks are barely visible.
What diet do I need to follow?
Your meals progress in stages: liquid food, soft food, then solid. The stress is on protein and on reducing high-calorie, fatty food.
What types of bariatric surgery are there?
At City Medical Centre there are four main types of bariatric surgery — sleeve gastrectomy, Roux-en-Y gastric bypass, mini gastric bypass (MGB) and SADI-S duodeno-ileal bypass. Every method is chosen individually from BMI, related conditions and the patient's goals.
Can I plan a pregnancy after surgery?
Pregnancy after bariatric surgery is possible, though doctors recommend waiting at least 12–18 months. In that time the body stabilizes, weight reaches its target and nutritional status returns to normal.
Do I need to take vitamins after surgery?
Yes, vitamins after bariatric surgery are necessary. The body absorbs certain nutrients less well due to the changed digestive anatomy, so regular vitamin and mineral supplements become a permanent part of the patient's life.
Can the weight come back?
Regaining weight after bariatric surgery is possible, yet very unlikely when you stick to the doctor's advice. The keys are proper nutrition, no high-calorie drinks and regular check-ups with City Medical Centre specialists.
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SADI-S combines a sleeve with intestinal bypass in two stages and is one of the most powerful bariatric operations, with 80–90% excess weight loss and a long-lasting result. It suits super obesity with a BMI over 50, severe type 2 diabetes, or a second stage after an ineffective sleeve. Anyone in Gaziantep in these situations can discuss it at a consultation.
Step one: consultation. Step two: laboratory and instrumental tests, gastroscopy and specialist reviews. Step three: surgery through small punctures by a permanent team, not a duty shift. Step four: 1–5 days in the ward with meals and nursing. Step five: a staged diet and a year of follow-up. People in Gaziantep follow this route from start to finish.
Your investment covers more than surgery. The package includes the full diagnostic programme, the chosen laparoscopic method, inpatient care with food and nursing staff, round-the-clock medical presence and specialists tracking your weight and tests throughout the first year. For people searching for weight loss surgery in Gaziantep, the first consultation with the surgeon is free and takes about 15 minutes.
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