14,000 CMC patients already live in a new body. The result is set in an official contract — legally, not just in words.
Bariatric Surgery in Izmir: Methods and Results
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
No hidden extras. Nothing unexpected. One package, start to end.
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
A surgical consultation is warranted not only by a high BMI but also by related conditions
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
Several years of diets and medication, and nothing that lasted.
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
Several years of diets and medication, and nothing that lasted.
Surgery is prescribed only when clear criteria are met
BMI is the main tool for assessing the degree of obesity. It is calculated by dividing body weight (kg) by height squared (m²). Surgery is usually justified with a BMI above 40, or above 35 with serious related conditions. In some cases surgery is considered at lower values too — if non-surgical approaches have failed.
Many try all kinds of diets and exercise for years, yet the body defends itself — metabolism drops, hunger grows and lost weight returns. Once it is obvious that medication and a changed diet alone cannot fundamentally fix the situation, bariatric surgery becomes the only effective path.
Key factors
The role of body mass index (BMI)
BMI is the main tool for assessing the degree of obesity. It is calculated by dividing body weight (kg) by height squared (m²). Surgery is usually justified with a BMI above 40, or above 35 with serious related conditions. In some cases surgery is considered at lower values too — if non-surgical approaches have failed.
Why don't diets and exercise work for everyone?
Many try all kinds of diets and exercise for years, yet the body defends itself — metabolism drops, hunger grows and lost weight returns. Once it is obvious that medication and a changed diet alone cannot fundamentally fix the situation, bariatric surgery becomes the only effective path.
Have chronic conditions? Please consult one of the clinic's doctors!
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
In surgery, most of the stomach is taken out and the rest is formed into a narrow tube. Portions become far smaller and ghrelin, the hormone behind hunger, drops, so the patient feels full quicker and eats less.
Effectiveness: this method is for a BMI of 35 to 45. Patients drop 60–70% of excess weight on average.
Specifics: bypass operations give a more durable result. Should the diet be ignored, especially with high-calorie drinks and liquid food, weight can 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: with a BMI over 45–50 and type 2 diabetes, this is the “gold standard”. Excess weight loss is as high as 75–85%.
Specifics: the result endures better than with alternative bariatric methods. Associated diabetes and hypertension frequently go into remission. Lifelong vitamin and mineral supplements are required because the digestive anatomy changes.

Mini gastric bypass (MGB)
This is a refined form of the classic bypass. Unlike the standard technique, the surgeon makes just one connection (anastomosis) between the small stomach and the small intestine. The simpler approach is gentler on the patient and requires less recovery time.
Effectiveness: in line with the classic Roux-en-Y bypass — loss of up to 75–80% of excess weight.
Specifics: shorter operating time and faster recovery. Though technically reversible, it carries a risk of bile reflux due to the single anastomosis.

Single anastomosis duodeno-ileal bypass (SADI-S)
SADI-S combines the advantages of sleeve gastrectomy and intestinal bypass in one modern technique. It is done in two stages: stage one makes the stomach a narrow tube; stage two reroutes the small intestine so that most of it is excluded from active digestion.
Effectiveness: one of the most powerful options in bariatric surgery: excess weight loss of 80–90%, lasting a long time.
Specifics: the reduced stomach lowers appetite once the ghrelin-producing zone is removed, and routing food past a section of intestine limits how many calories are absorbed. Suitable for super obesity (BMI over 50), severe type 2 diabetes, or as a second stage after an ineffective sleeve.
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
It starts with a surgeon's consultation: medical history, choice of method and a recovery plan

Lab tests
Tests: complete blood count, urinalysis, biochemistry, HbA1c, coagulation panel (clotting).
Instrumental diagnostics
Leg vein Doppler, chest X-ray, ECG, and abdominal and kidney ultrasound.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, endocrinologist, cardiologist, psychiatrist and gynecologist (women only).

Diet
2–4 weeks before the operation, limit fast carbs and fats; the day prior, eat only light meals.
Lifestyle
Stop smoking a month in advance, reduce exercise and keep stress to a minimum.
The day before
Final light meal in the evening; last drinks 3–4 hours before surgery.

Lab tests
Tests: complete blood count, urinalysis, biochemistry, HbA1c, coagulation panel (clotting).
Instrumental diagnostics
Leg vein Doppler, chest X-ray, ECG, and abdominal and kidney ultrasound.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, endocrinologist, cardiologist, psychiatrist and gynecologist (women only).

Diet
2–4 weeks before the operation, limit fast carbs and fats; the day prior, eat only light meals.
Lifestyle
Stop smoking a month in advance, reduce exercise and keep stress to a minimum.
The day before
Final light meal in the evening; last drinks 3–4 hours before surgery.
Bariatric surgeons with experience who put patients' health first

Ruslan S. Menzulin
Bariatric surgeon · surgical oncologist
Trained at Mercy clinic led by Vadim Gushchin; a speaker at the 2025 World Congress of bariatric surgery. Co-author of a study published internationally in The Lancet.

Andrey G. Ugay
Lead bariatric surgeon · surgeon
Has done more SASJ operations than anyone else in the country. Sits on the expert council of the national Society of Bariatric Surgeons and regularly speaks at national and international congresses.
At City Medical Centre obesity is treated with a comprehensive approach. Once examined, each patient receives a personal lab and instrumental diagnostic program aimed at finding every disorder in the body.

A method matched to your goal
Choosing the surgical method is individual for each patient at our clinic. Doctors first review your health, history of weight and related conditions and then propose the most suitable surgical option.

Support that stays in touch
The City Medical Centre team is with you after surgery too. For the full first year, specialists track weight loss, keep an eye on your tests and answer every diet and recovery question.

Fast recovery
Bariatric operations at City Medical Centre use laparoscopy, which greatly cuts recovery time. Most patients move around on day one and get back to normal life within a week.

Full diagnostics on site
There is no need to rush between clinics. Our centre offers your entire work-up — our own lab, ultrasound, gastroscopy. Preparation goes quickly, with no queues, all in one building.
Recovery is very much individual, though minimally invasive laparoscopic techniques keep the rehabilitation phase as short as possible.

Duration
The patient is monitored at the clinic for 1 to 5 days, according to the extent of surgery and any 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
A return to work is possible 7–14 days after surgery, based on how physical your job is.
Restrictions
The first weeks exclude bathhouse, sauna and intense physical exercise.
Diet
A staged diet is prescribed for 1–2 months, moving from liquids to solids so the stomach can adapt.

Pace
Patients who follow what specialists advise lose 10% of excess weight per month on average.
Stabilization
The final result comes in 1.5–2 years. By that point the patient has developed stable eating habits that stop the weight from returning.
Important! Recovery takes place under the supervision of City Medical Centre specialists, who give psychological and medical support at all weight-loss stages.

Duration
The patient is monitored at the clinic for 1 to 5 days, according to the extent of surgery and any 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
A return to work is possible 7–14 days after surgery, based on how physical your job is.
Restrictions
The first weeks exclude bathhouse, sauna and intense physical exercise.
Diet
A staged diet is prescribed for 1–2 months, moving from liquids to solids so the stomach can adapt.

Pace
Patients who follow what specialists advise lose 10% of excess weight per month on average.
Stabilization
The final result comes in 1.5–2 years. By that point the patient has developed stable eating habits that stop the weight from returning.
Important! Recovery takes place under the supervision of City Medical Centre specialists, who give psychological and medical support at all weight-loss stages.
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?
The two are often mistaken for each other, but their goals are fundamentally different. Bariatric surgery provides medical treatment for obesity and related diseases. Changing how the digestive tract works, it deals with the causes of excess weight and metabolism. Plastic surgery modifies 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?
Using modern laparoscopic technique, we perform the operation via 4 small punctures of 5 to 15 mm. Cosmetic sutures are placed, leaving marks that are nearly invisible after healing.
What diet do I need to follow?
Stage by stage, you move from liquid food to soft and then solid. Priority goes to protein, and high-calorie, fatty food is limited.
What types of bariatric surgery are there?
There are four main types of bariatric surgery at City Medical Centre: sleeve gastrectomy, Roux-en-Y gastric bypass, mini gastric bypass (MGB) and SADI-S duodeno-ileal bypass. BMI, related conditions and the patient's goals guide the individual choice of method.
Can I plan a pregnancy after surgery?
Getting pregnant after bariatric surgery is possible, but doctors advise waiting at least 12–18 months, so the body can stabilize, weight can reach target values and nutritional status can normalize.
Do I need to take vitamins after surgery?
Yes, after bariatric surgery vitamins are a must. The altered digestive anatomy reduces absorption of some nutrients, which makes regular vitamin and mineral supplements a permanent part of the patient's life.
Can the weight come back?
After bariatric surgery weight regain can happen, but it is very unlikely if the doctor's advice is followed. What matters is proper nutrition, avoiding high-calorie drinks and regular follow-up with City Medical Centre specialists.
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Bariatric surgery is a medical treatment for obesity and related diseases. Unlike plastic surgery, it changes how the digestive tract works and addresses the causes of excess weight. For patients from Izmir, four main methods are available: sleeve gastrectomy, Roux-en-Y gastric bypass, mini gastric bypass and SADI-S. Each is chosen individually based on BMI, related conditions and personal goals.
The work-up is done in one building with its own lab, ultrasound and gastroscopy, so preparation is quick and without queues. After laparoscopic surgery, the patient stays under observation for 1 to 5 days depending on the extent of the operation. Within the first hours you may sit up, stand and drink. Most Izmir patients are up and moving on day one.
Weight loss is written into the contract, and the package includes every stage: consultation, diagnostics, the operation, inpatient care with meals and a year of support. A personal coordinator guides you from day one. To begin, patients from Izmir leave a request on the page or message the clinic, then receive a free consultation with a bariatric surgeon.
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Apply before the end of the year and get a consultation at the clinic's expense!