14,000 CMC patients already live in a transformed body. Your result is locked into an official contract — legally, beyond just words.
Laparoscopic Bariatric Surgery in Lodz
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
Zero hidden fees, zero surprises. One package covers the entire path.
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
Grounds for a surgeon's consultation include related conditions as well as a high BMI
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
No lasting outcome from diets and medication across several years.
Medical history
Excess weight since childhood or a genetic predisposition
Metabolic disorders
Type 2 diabetes and hypertension associated with obesity
Resistance to conservative treatment
No lasting outcome from diets and medication across several years.
Surgery is prescribed only when clear criteria are met
Obesity is graded mainly by BMI, calculated as body weight (kg) over height squared (m²). A BMI above 40 usually justifies surgery, as does a BMI above 35 with serious related conditions. In certain cases surgery is considered at lower values too, if approaches without surgery have not succeeded.
People often spend years on diets and physical activity, but the body counters: metabolism slows, appetite increases, lost weight creeps back. When it is plain that changing the diet and taking medication cannot fundamentally improve things alone, bariatric surgery is the only effective exit.
Key factors
The role of body mass index (BMI)
Obesity is graded mainly by BMI, calculated as body weight (kg) over height squared (m²). A BMI above 40 usually justifies surgery, as does a BMI above 35 with serious related conditions. In certain cases surgery is considered at lower values too, if approaches without surgery have not succeeded.
Why don't diets and exercise work for everyone?
People often spend years on diets and physical activity, but the body counters: metabolism slows, appetite increases, lost weight creeps back. When it is plain that changing the diet and taking medication cannot fundamentally improve things alone, bariatric surgery is the only effective exit.
Please consult a clinic doctor if you have chronic conditions!
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
The operation involves removing most of the stomach and turning it into a narrow tube. As a result portions shrink a lot and the hunger hormone ghrelin falls, so the patient reaches fullness sooner and eats less.
Effectiveness: the method suits a BMI of 35 to 45. On average patients lose 60–70% of their excess weight.
Specifics: compared with bypass operations, the result is less stable. When the diet is not followed — notably with high-calorie drinks and liquid food — weight may return.

Roux-en-Y gastric bypass
The surgeon creates a small 50–70 ml pouch at the top of the stomach and connects it directly to the small intestine. This limits food intake and reduces calorie absorption by shortening the path food travels through the gut.
Effectiveness: the operation counts as the “gold standard” for BMI above 45–50 with type 2 diabetes; 75–85% of excess weight is lost.
Specifics: results last better than after other bariatric methods. Related conditions — diabetes, hypertension — often go into remission. The digestive anatomy is changed, so vitamin and mineral supplements are needed throughout life.

Mini gastric bypass (MGB)
This is an enhanced form of the classic bypass. The standard method differs: here the surgeon makes only one connection (anastomosis) between the small stomach and the small intestine. Thanks to the simpler technique, the patient has an easier time and recovers faster.
Effectiveness: comparable to the classic Roux-en-Y bypass — patients lose up to 75–80% of excess weight.
Specifics: shorter surgery, quicker recovery. It is technically reversible, yet bile reflux is a risk because of 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: a top-power bariatric operation — loss of excess weight reaches 80–90%, with a long-lasting result.
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
A complete blood count, urinalysis, biochemistry, HbA1c and clotting test (coagulation panel).
Instrumental diagnostics
ECG, chest X-ray, ultrasound of abdomen and kidneys, Doppler of leg veins.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, endocrinologist, psychiatrist, cardiologist and gynecologist (for women).

Diet
Remove fast carbs and fats 2–4 weeks before surgery, then go light on the day before.
Lifestyle
Stop smoking a month in advance, reduce exercise and keep stress to a minimum.
The day before
Evening meal is light and the last; fluids end 3–4 hours before surgery.

Lab tests
A complete blood count, urinalysis, biochemistry, HbA1c and clotting test (coagulation panel).
Instrumental diagnostics
ECG, chest X-ray, ultrasound of abdomen and kidneys, Doppler of leg veins.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, endocrinologist, psychiatrist, cardiologist and gynecologist (for women).

Diet
Remove fast carbs and fats 2–4 weeks before surgery, then go light on the day before.
Lifestyle
Stop smoking a month in advance, reduce exercise and keep stress to a minimum.
The day before
Evening meal is light and the last; fluids end 3–4 hours before surgery.
Experienced surgeons in bariatrics who care about patient health

Ruslan S. Menzulin
Bariatric surgeon · surgical oncologist
Trained with Vadim Gushchin at Mercy clinic, and presented at the 2025 World Congress of bariatric surgery. Co-author of an international paper published in The Lancet.

Andrey G. Ugay
Lead bariatric surgeon · surgeon
Leads the country in SASJ operations performed. Expert council member at the national Society of Bariatric Surgeons, speaking regularly at national and international congresses.
City Medical Centre treats obesity comprehensively. Following the first examination, every patient receives a personal diagnostic program (lab and instrumental) to detect every disorder 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 remains by your side after surgery. For the whole first year, specialists follow your weight loss, check your tests and answer every question about diet and recovery.

Fast recovery
Bariatric operations at City Medical Centre are laparoscopic, which greatly shortens recovery. Most patients are up and moving on day one and return to normal life within a week.

Full diagnostics on site
Forget going between clinics. Everything for your work-up is here, including our own lab, ultrasound and gastroscopy. Preparation is quick and queue-free, all in a single building.
Much of recovery depends on the individual, but minimally invasive laparoscopic techniques keep the rehab stage as short as possible.

Duration
A clinic stay of 1 to 5 days under observation follows, depending on surgical extent 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
You may get back to work 7–14 days post-surgery, depending on the physical load of your job.
Restrictions
Bathhouse, sauna and intense workouts are off-limits for the first weeks.
Diet
The prescribed staged diet runs 1–2 months, shifting from liquids to solids so the stomach adapts.

Pace
Patients sticking to the specialists' advice shed on average 10% of excess weight per 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! Recovery is supervised by City Medical Centre specialists, who provide psychological and medical support at every stage of weight loss.

Duration
A clinic stay of 1 to 5 days under observation follows, depending on surgical extent 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
You may get back to work 7–14 days post-surgery, depending on the physical load of your job.
Restrictions
Bathhouse, sauna and intense workouts are off-limits for the first weeks.
Diet
The prescribed staged diet runs 1–2 months, shifting from liquids to solids so the stomach adapts.

Pace
Patients sticking to the specialists' advice shed on average 10% of excess weight per 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! Recovery is supervised by City Medical Centre specialists, who provide psychological and medical support at every stage of weight loss.
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 them, but the goals are fundamentally different. Bariatric surgery is a medical way to treat obesity and related diseases. It changes how the digestive tract works, getting at the causes of excess weight and metabolism. Plastic surgery only 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 use modern laparoscopic technique. The operation is done through 4 small punctures of 5 to 15 mm. Cosmetic sutures are placed, so once healed the marks become almost invisible.
What diet do I need to follow?
Eating changes gradually: liquid food first, then soft, then solid. The focus is protein, with high-calorie, fatty food kept to a minimum.
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?
After bariatric surgery pregnancy is possible, yet doctors recommend at least 12–18 months of waiting. Meanwhile the body stabilizes, weight arrives at target values and nutritional status normalizes.
Do I need to take vitamins after surgery?
Yes, vitamins become essential after bariatric surgery. The changed digestive anatomy lowers absorption of some nutrients, so regular vitamin and mineral supplements turn into a permanent part of the patient's life.
Can the weight come back?
Weight may return after bariatric surgery, though that is very unlikely when you follow the doctor's advice. Key factors: proper nutrition, avoiding high-calorie drinks and regular follow-up with City Medical Centre specialists.
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Service
Discounted price
All bariatric operations here are laparoscopic, performed through four small punctures of 5 to 15 mm with cosmetic sutures, so the marks become almost invisible after healing. This greatly shortens recovery. For those from Lodz, the choice between sleeve, classic bypass, mini bypass and SADI-S depends on BMI, related diseases and the result you want to reach.
It begins with a surgeon's consultation: medical history, choice of method and a recovery plan. Patients from Lodz then complete a work-up — blood and urine tests, biochemistry, HbA1c, coagulation, chest X-ray, ECG, abdominal and kidney ultrasound, leg vein Doppler and a required gastroscopy — plus consultations with a GP, endocrinologist, psychiatrist, cardiologist and, for women, a gynecologist.
If you are comparing bariatric surgery options in Lodz, look beyond the operation itself. Here the package bundles the work-up in the centre's own lab, laparoscopic surgery, the stay with meals and nursing, a doctor on hand 24/7 and a year of follow-up. Apply for a free surgeon consultation to see how this applies to your case.
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Apply before the end of the year and get a consultation at the clinic's expense!