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Weight Loss Surgery in The Bronx: Sleeve, Bypass, SADI-S
Tick the situations that sound familiar.
From 2 matches — a reason to talk to a surgeon.
No fees hidden away. No shocks. One package for the whole path.
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
No durable effect from dieting and medication over 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 durable effect from dieting and medication over several years.
Surgery is prescribed only when clear criteria are met
The main way to assess the degree of obesity is BMI. It is body weight (kg) divided by height squared (m²). Generally, surgery is justified with BMI above 40, or above 35 combined with serious related conditions. Lower values may sometimes be considered for surgery too, when non-surgical measures have failed.
Years of various diets and workouts often end the same way: the body fights back, metabolism slows, appetite grows and the weight returns. If it becomes clear that medication and dietary changes alone cannot fundamentally improve the situation, bariatric surgery is the only effective way forward.
Key factors
The role of body mass index (BMI)
The main way to assess the degree of obesity is BMI. It is body weight (kg) divided by height squared (m²). Generally, surgery is justified with BMI above 40, or above 35 combined with serious related conditions. Lower values may sometimes be considered for surgery too, when non-surgical measures have failed.
Why don't diets and exercise work for everyone?
Years of various diets and workouts often end the same way: the body fights back, metabolism slows, appetite grows and the weight returns. If it becomes clear that medication and dietary changes alone cannot fundamentally improve the situation, bariatric surgery is the only effective way forward.
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
The surgeon removes the larger part of the stomach so it becomes a narrow tube. This strongly reduces how much fits in a portion and lowers ghrelin, the hunger hormone; the patient feels full faster and eats less.
Effectiveness: the method is appropriate for a BMI of 35 to 45. Average loss of excess weight is 60–70%.
Specifics: durability is lower than with bypass operations. If the diet slips, especially with high-calorie drinks and liquid food, lost weight may come back.

Roux-en-Y gastric bypass
A small upper-stomach pouch of 50–70 ml is made and connected straight to the small intestine. It restricts how much food is eaten and reduces calorie uptake, as food follows a shorter path through the intestine.
Effectiveness: the “gold standard” for patients with a BMI over 45–50 and type 2 diabetes. Up to 75–85% of excess weight is lost.
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: matches the classic Roux-en-Y bypass — patients' excess weight loss is up to 75–80%.
Specifics: less time in surgery and a faster recovery. Technically the procedure is reversible, though the single anastomosis brings a risk of bile reflux.

Single anastomosis duodeno-ileal bypass (SADI-S)
SADI-S is a modern combined method that brings together the advantages of sleeve gastrectomy and intestinal bypass. It is performed in two stages: first the stomach becomes a narrow tube, then the small intestine is rerouted so most of it no longer takes part in 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.
Book a consultation
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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
Chest X-ray, ECG, kidney and abdomen ultrasound, Doppler for leg veins.
Endoscopy
Gastroscopy (required) and colonoscopy (if indicated).
Specialists
GP, endocrinologist, psychiatrist, cardiologist and gynecologist (for women).

Diet
2–4 weeks before the operation, limit fast carbs and fats; the day prior, eat only light meals.
Lifestyle
A month prior, give up smoking, ease off exercise and steer clear of stress.
The day before
Light last meal in the evening; final fluids 3–4 hours before surgery.

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

Diet
2–4 weeks before the operation, limit fast carbs and fats; the day prior, eat only light meals.
Lifestyle
A month prior, give up smoking, ease off exercise and steer clear of stress.
The day before
Light last meal in the evening; final fluids 3–4 hours before surgery.
Experienced bariatric specialists who are committed to patients' health

Ruslan S. Menzulin
Bariatric surgeon · surgical oncologist
Took training at Mercy clinic under Vadim Gushchin and addressed the World Congress of bariatric surgery (2025). Co-author of an international study that The Lancet published.

Andrey G. Ugay
Lead bariatric surgeon · surgeon
Top in the country by number of SASJ operations performed. Expert council member of the national Society of Bariatric Surgeons, with regular talks at national and international congresses.
City Medical Centre takes a full-picture approach to obesity. Once the first examination is done, each patient gets a tailored diagnostic program (lab and instrumental) that reveals 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
City Medical Centre's team stays with you once surgery is over. During the first year, specialists monitor your weight loss and test results and answer any questions on diet and recovery.

Fast recovery
At City Medical Centre bariatric surgery is laparoscopic, making recovery much shorter. Most patients are up and walking on the first day and resume normal life within a week.

Full diagnostics on site
No shuttling between clinics. Your full work-up happens at our centre, from our own lab to ultrasound and gastroscopy. Preparation is quick, there are no queues, and it is 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 remains under observation at the clinic for 1 to 5 days, depending on the scope of surgery and related conditions.
Activity
You may sit, stand up and drink fluids within the first few hours after surgery.
Wound care
Absorbable sutures are used; they dissolve on their own.

Work
You can resume working 7–14 days after surgery, based on how physically demanding your job is.
Restrictions
No sauna, no bathhouse and no intense physical exercise for the first weeks.
Diet
A step-by-step diet lasts 1–2 months, from liquids to solids, giving the stomach time to adapt.

Pace
With the specialists' advice followed, average loss is 10% of excess weight per month.
Stabilization
In 1.5–2 years the final result is reached, and by then the patient's stable eating habits prevent the weight coming back.
Important! City Medical Centre specialists keep recovery under supervision and give psychological and medical support at every stage of losing weight.

Duration
The patient remains under observation at the clinic for 1 to 5 days, depending on the scope of surgery and related conditions.
Activity
You may sit, stand up and drink fluids within the first few hours after surgery.
Wound care
Absorbable sutures are used; they dissolve on their own.

Work
You can resume working 7–14 days after surgery, based on how physically demanding your job is.
Restrictions
No sauna, no bathhouse and no intense physical exercise for the first weeks.
Diet
A step-by-step diet lasts 1–2 months, from liquids to solids, giving the stomach time to adapt.

Pace
With the specialists' advice followed, average loss is 10% of excess weight per month.
Stabilization
In 1.5–2 years the final result is reached, and by then the patient's stable eating habits prevent the weight coming back.
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?
These two are frequently confused, although their goals differ at the core. Bariatric surgery is a medical treatment of obesity and related diseases that changes the workings of the digestive tract, targeting the causes of excess weight and metabolism. Plastic surgery corrects outer body contours; it does not treat obesity or change metabolism.
How soon can I return to work and normal life?
Will there be visible scars?
The operation uses modern laparoscopic technique, through 4 small punctures of 5 to 15 mm. We place cosmetic sutures, and after healing 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?
Four main types of bariatric surgery are performed at City Medical Centre: sleeve gastrectomy, Roux-en-Y gastric bypass, mini gastric bypass (MGB) and SADI-S duodeno-ileal bypass. Each is selected individually based on BMI, related conditions and patient goals.
Can I plan a pregnancy after surgery?
Pregnancy after bariatric surgery can happen, though doctors advise holding off at least 12–18 months. In this period the body becomes stable, weight reaches target values and nutritional status normalizes.
Do I need to take vitamins after surgery?
Yes, vitamins after bariatric surgery are a must. Because the digestive anatomy changes, the body absorbs some nutrients less well, 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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Service
Discounted price
The decision rests on clear criteria: body mass index, overall health with related chronic conditions, and failed previous attempts at weight loss. BMI is weight in kilograms divided by height in metres squared. Contraindications include acute illness, severe chronic or mental illness, and less than six months since breastfeeding ended. The Bronx patients receive a personal assessment against these points.
A personal coordinator is assigned from day one, so no one goes through the process alone. After the first examination, each patient gets an individual diagnostic programme to identify every disorder in the body. Then the surgeon selects the method and performs the laparoscopic operation, and a doctor stays nearby 24/7. That is the sequence for everyone from The Bronx.
What sets this programme apart is a result guarantee written into an official contract: weight loss is fixed legally, not just in words. Surgeons have 9–11 years in the field and work as a permanent team. The Bronx residents can tick the situations that sound familiar on the page and then check their case for free with a surgeon.
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Apply before the end of the year and get a consultation at the clinic's expense!