Teaching – Roux en Y Gastric Bypass

Topics of Surgery MCQ

Roux en Y Gastric bypass explained from MCQ point of view

Reference books Sabiston, Bailey,  Review Articles


1. Most favoured bariatric procedure in USA

2. Reductions in body fat improves chronic inflammation, insulin sensitivity, and several metabolic and physiologic pathways.

3.  Compared to restrictive procedures,  RYGB patients had higher overall weight loss, ranging from 22 % to 38%

4. Weight loss achieved after restrictive procedures, levels off after 2 years with a 25–30% decrease in BMI and 50–60% reductions of
initial body weight.

5. RYGB reduces circulating insulin and other inflammatory markers, leptin, CRP, and IL-6.

6. Mechanism of Action of Roux en Y Gastric Bypass- Bypassing the duodenum and proximal jejunum  result in increased secretion of glucagon-like peptide 1 (GLP-1) and peptide YY, both of which increase satiety .

7. RYGB results in a comparative ghrelin deficiency 


 WHat is the procedure?

RYGB includes a small gastric pouch 15–30 mL on the lesser gastric curvature which is completely divided from the gastric remnant and then anastomosed to the jejunum leaving an alimentary or Roux limb of typically 100–150 cm

RYGB
Roux en Y gastric bypass

8. Advantages and Diseases Cured-

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