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What is SADI-S for obesity, and what follow-up does it require?

Quick answer

SADI-S combines sleeve gastrectomy with a single connection between the duodenum and ileum that bypasses part of the small bowel. It may support weight loss and type 2 diabetes improvement in selected patients, but changes nutrient absorption and requires long-term supplementation and monitoring.

Details

Selection involves more than weight

The obesity team considers associated illness, reflux, previous operations, nutrition and ability to maintain follow-up. It may be offered after a previous sleeve in selected cases, but is not the best procedure for everyone or a guaranteed diabetes cure.

Why nutrition is essential

Protein, iron, calcium, fat-soluble vitamins and other nutrients may become deficient. The team individualises supplements and tests; a general multivitamin alone or waiting for fatigue before testing is insufficient.

Complications and monitoring

Discuss bleeding, leaks and clot risks, as well as loose or frequent stools, reflux and malnutrition. Severe pain, fever, repeated vomiting or inability to drink after surgery needs urgent assessment. Improved glucose may require supervised adjustment of diabetes medicines.

Related reading: What is mini gastric bypass, and does “mini” mean lower risk?.

Note: This answer is for educational purposes and does not replace a consultation with a specialist who examines your case in person. Do not use it for self-diagnosis.

References

  1. Single anastomosis duodeno-ileal bypass with sleeve — ASMBS
  2. SADI-S patient information — IFSO