Comparison of Bariatric Procedures

Comparison of Bariatric Procedures

Type of Surgery Adustable Gastric Band Gastric Sleeve Roux En Y Gastric Bypass
Lap Band Laparoscopic Gastric Sleeve Gastric Bypass Laparoscopic
Brief Description Adustable Band Placed around upper part of stomach; access port underneath abdominal skin Stomach divided vertically; portion of stomach removed Reduces stomach to size of egg; reroutes food away from stomach
How It Works Restricts food volume Restricts food volume and may decrease hormones that affect hunger Restricts food volume and alters the absorption of nutrients
Weight Loss 50-60% of Excess Weight 60-70% of Excess Weight 70-80% of Excess Weight
Reversible? Yes No Yes
Adjustable? Yes No No
Foreign Object Place in Body? Yes No No
Need of Vitamins Post Op No Yes Yes
Length of Surgery 30 – 45 min 1 hour 1 hour
Length of Hospital Stay Outpatient 2-3 days 2-3 days
Time Off Work Up to 4 weeks Up to 6 weeks Up to 6 weeks
Surgical Risk Low Low to Moderate Moderate
 Pros
  • Least invasive
  • No stomach stapling or intestinal rerouting
  • Fast recovery time
  • No device is implanted
  • Simpler than gastric bypass
  • No intestinal rerouting
  • Rapid and more total weight loss
  • Most commonly studied procedure
  • Rapid improvement or resolution of weight-related comorbidities
  • 85% remission of diabetes
 Cons
  • Weight loss is modest in 20% of the patients
  • Foreign body
  • Acid reflux may develop later
  • Not reversible
  • Long-term data is limited
  • Potential for nutritional and vitamin deficiency
  • “Dumping syndrome”
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