Advanced Laparoscopic Bariatric Surgery for Long-Term Weight Management & Improved Metabolic Health
Gastric Bypass in Guadalajara, Mexico is an established bariatric procedure for patients who need structured medical support to manage obesity and related health concerns. The surgery reduces the functional size of the stomach and redirects part of the digestive pathway. As a result, patients feel satisfied with smaller portions, while changes within the digestive system can also support appetite control and metabolic improvement.
Dr. Stefano Sereno Trabaldo performs laparoscopic Gastric Bypass surgery in Guadalajara using an individualized treatment approach. Each patient receives a detailed assessment to determine whether Roux-en-Y Gastric Bypass or One-Anastomosis Gastric Bypass is more suitable. The treatment pathway also includes support from specialists in internal medicine, nutrition, psychology, and physical activity.
🔍 What Is Gastric Bypass Surgery?

Gastric Bypass is a metabolic and bariatric surgery that supports significant weight loss and may improve obesity-related health conditions. During the procedure, a small stomach pouch is created and connected to the small intestine, allowing food to bypass part of the digestive tract.
The smaller pouch limits food intake, while changes in digestion and hormones may reduce hunger, increase fullness, and improve blood sugar control. Gastric Bypass affects the relationship between the stomach, intestine, metabolism, and appetite hormones. It may be recommended for patients who have not achieved lasting results with diet, exercise, or medical treatment.
It can help improve conditions such as type 2 diabetes, high blood pressure, sleep apnea, and high cholesterol, although results vary and are not guaranteed. Dr. Stefano performs the procedure laparoscopically using small incisions, a camera, and specialized instruments, which may reduce pain, scarring, and recovery time in suitable patients. The surgery requires long-term lifestyle changes, including smaller meals, vitamin supplementation, regular physical activity, and ongoing medical follow-up for lasting success.
🩺 Types of Gastric Bypass Surgery
- Primary Roux-en-Y Gastric Bypass – Standard first-time bariatric procedure. A small stomach pouch is created and connected to the small intestine in a Y-shaped rerouting. It reduces food intake and nutrient absorption, supporting weight loss and metabolic improvement. Lifelong vitamin supplementation and follow-up are required.
- Roux-en-Y Gastric Bypass with Additional Procedure – In some cases, conditions like hiatal hernia or gallbladder disease may be treated at the same time or separately, depending on individual medical evaluation and diagnostic results.
- One-Anastomosis Gastric Bypass – A longer stomach pouch is connected to the small intestine with a single connection. It supports weight loss through restriction and hormonal changes but requires careful selection due to risks like bile reflux and nutritional deficiencies, plus long-term follow-up.
🩺 Who Is a Good Candidate?
Gastric Bypass may be appropriate for adults with obesity who have not achieved lasting results through non-surgical methods, and eligibility is based on overall health rather than weight alone. It is generally recommended for patients with a BMI of 35 or higher, or selected patients with a BMI of 30–34.9 with metabolic disease, following an individual medical assessment.
✔️ Adults with a BMI of 35 or higher
✔️ Selected adults with a BMI between 30 and 34.9 and metabolic disease
✔️ Patients who have struggled with long-term weight management
✔️ Individuals with obesity-related type 2 diabetes
✔️ Patients with obesity-related high blood pressure or high cholesterol
✔️ Individuals affected by obstructive sleep apnea
✔️ Patients experiencing reduced mobility because of excess weight
✔️ Individuals who understand the permanent effects of Gastric Bypass
✔️ Patients willing to follow a structured postoperative diet
✔️ Patients without uncontrolled substance use

📝 Consultation & Preparation
Preparation for Gastric Bypass in Guadalajara starts with a consultation with Dr. Stefano, available virtually or in person, where your medical history, treatments, and goals are reviewed. A multidisciplinary team then evaluates medical, nutritional, psychological, and lifestyle factors to ensure safe surgery and recovery.

✔️ Complete review of the patient’s medical and surgical history
✔️ Assessment of previous weight-loss methods and results
✔️ Review of prescription medicines, supplements, and allergies
✔️ Evaluation of obesity-related medical conditions
✔️ Discussion of Roux-en-Y and One-Anastomosis Gastric Bypass
✔️ Physical assessment and body mass index calculation
✔️ Full laboratory tests based on the patient’s health
✔️ Electrocardiogram to evaluate heart rhythm and function
✔️ Chest X-ray or additional imaging when medically required
✔️ Upper gastrointestinal endoscopy with biopsy when indicated
🩺 Recovery & Aftercare
Recovery after Gastric Bypass is gradual, and patients are encouraged to start walking soon after surgery while the medical team closely monitors their recovery. Most patients stay one night in the hospital and then follow a supervised step-by-step diet progression from liquids to solid foods as they heal.
✔️ Begin walking as instructed after surgery
✔️ Follow the prescribed liquid diet without skipping stages
✔️ Progress to pureed, soft, and solid foods only after approval
✔️ Take small sips and maintain adequate hydration
✔️ Avoid drinking large amounts of liquid with meals
✔️ Eat slowly and stop when comfortably satisfied
✔️ Chew food thoroughly before swallowing
✔️ Prioritize protein according to nutritional guidance
✔️ Avoid foods that cause discomfort, nausea, or dumping symptoms
✔️ Keep abdominal incisions clean and dry

🌍 Why Choose Dr. Stefano Sereno Trabaldo and Hospital Monte Santo for Gastric Bypass?
Choosing an experienced bariatric team is an important part of planning Gastric Bypass in Mexico, and Dr. Stefano Sereno Trabaldo is a certified bariatric and general surgeon based in Guadalajara. He performs laparoscopic procedures at Hospital Monte Santo using a multidisciplinary approach that includes medical, nutritional, psychological, and physical activity support.

✔️ Certified in bariatric surgery by the Mexican Board of General Surgery
✔️ Certified in general surgery
✔️ Fellow of the American College of Surgeons
✔️ Member of the International Federation for the Surgery of Obesity
✔️ Advanced training in laparoscopic digestive and obesity surgery at IRCAD France
✔️ Medical degree from the Universidad Autónoma de Guadalajara
✔️ General surgery specialty training in Guadalajara
✔️ Experience with Roux-en-Y Gastric Bypass
✔️ Experience with One-Anastomosis Gastric Bypass













Why Choose Dr. Stefano Sereno Trabaldo?