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Gastric restrictive procedure, with gastric bypass for morbid obesity; with short limb (150 cm or less) Roux-en-Y gastroenterostomy
CPT4 code
Name of the Procedure:
Gastric Restrictive Procedure with Gastric Bypass for Morbid Obesity; with Short Limb (150 cm or less) Roux-en-Y Gastroenterostomy
Summary
This surgical procedure, commonly known as Roux-en-Y Gastric Bypass, involves reducing the size of the stomach to limit food intake and rerouting a part of the small intestine to create a bypass. This helps in significant weight loss by both restricting food intake and reducing calorie absorption.
Purpose
Medical Condition:
- Morbid obesity
Goals:
- To assist in significant weight loss
- To improve or resolve obesity-related health conditions such as diabetes, hypertension, and sleep apnea.
Indications
Symptoms/Conditions:
- Morbid obesity (BMI ≥ 40)
- Obesity-related health issues like type 2 diabetes, heart disease, hypertension, or severe sleep apnea.
Patient Criteria:
- Typically adults with a BMI ≥ 40 or BMI ≥ 35 with serious obesity-related health problems.
- Failed to achieve sustained weight loss through other means (diet, exercise, medication).
Preparation
- Fasting for at least 8 hours before the procedure.
- Adjustments to current medications as directed by the doctor.
- Preoperative evaluations including blood tests, imaging studies, and possibly a psychological assessment.
Procedure Description
- Step 1: The patient is placed under general anesthesia.
- Step 2: The surgeon creates a small pouch at the top of the stomach using surgical staples.
- Step 3: The small intestine is then divided, and the bottom end (the Roux limb) is connected to the small stomach pouch.
- Step 4: The remaining portion of the stomach and the upper part of the small intestine (bypassed section) are reconnected further down.
- Tools and Technology: Laparoscope, surgical staples, and other standard surgical instruments.
- Anesthesia: General anesthesia is used to ensure the patient is completely asleep and pain-free.
Duration
- The procedure typically lasts between 2 to 4 hours.
Setting
- Performed in a hospital or specialized surgical center.
Personnel
- Surgeons, anesthesiologists, nurses, and surgical technicians.
Risks and Complications
Common Risks:
- Infection, blood clots, and bleeding.
Rare Risks:
- Nutritional deficiencies, ulcers, bowel obstruction, or severe complications requiring additional surgeries.
Management:
- Monitoring, medications, or additional corrective surgeries may be required.
Benefits
- Significant weight loss.
- Improvement or resolution of related health issues.
- Improved quality of life and increased lifespan.
Recovery
- Hospital stay of 2 to 3 days typically required.
- Gradual transition from liquid to solid foods over several weeks.
- Pain management through medications.
- Follow-up appointments for monitoring weight loss and nutritional status.
- Regular physical activity and adherence to dietary guidelines post-surgery.
Alternatives
Other Treatment Options:
- Lifestyle changes (diet and exercise)
- Medications for weight loss
- Other bariatric surgeries such as sleeve gastrectomy or adjustable gastric banding.
Pros and Cons:
- Lifestyle and medications may not be as effective for significant weight loss for morbidly obese patients.
- Other bariatric surgeries may offer different benefits and risks.
Patient Experience
During Procedure:
- The patient will be under general anesthesia and unconscious.
After Procedure:
- Patients may experience pain, which can be managed with medications.
- Discomfort and dietary adjustments as the digestive system heals and adjusts.
- Continuous support and counseling may be provided for lifestyle changes and nutritional needs.