CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: SADI-S weight loss outcomes
Answer:
1 year post-op: 72% EWL/ 38.6% TBWL; 2 year post-op: ND
EWL/ 38.7% TBWL; 5 year post-op: ND EWL/ 37%TBWL
Q: One anastomosis Gastric bypass (OAGB)
Answer:
Laparoscopic 5-6 incisions; Long tubular pouch
created on lesser curvature of stomach, one stitch point, pouch connected to jejunum
by
looping intestine up (~150-250 cm from ligament of trietz)
Q: OAGB 5-10 year outcomes
Answer:
5 year: 68.6-85% EWL/ 32.9-37.1% TBWL; 10 year: 72.9-80.9%
EWL/ ND TBWL
,CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: OAGB advantages
Answer:
Short operative time, low complication rate; beneficial weight loss
outcomes; lower rates of internal hernia & obstruction
Q: OAGB disadvantages
Answer:
Potential for malnutrition, bile reflux esophagitis & possible
carcinogenic effects (But less reflux than SG) d/t lower pressure system; Limited
data > 5 years
to identify long-term nutritional & deficiency concerns; Higher risk for micronutrient
deficiencies than Roux-en-Y d/t bypassing more of the small I
Q: Lowest to highest limb length in bypass surgery
Answer:
150 cm, 180cm, 250 cm (Highest risk for
micronutrient deficiencies)
,CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: What percentage of patients who are eligible are seeking to get metabolic
surgery?
Answer:
1-2%
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP)
Answer:
Adjustable gastric band placed,
greater curvature plication; Vertical sleeve gastrectomy (VSG) BUT stomach folded
in on itself &
then stitched up vs. resecting
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) Advantages
Answer:
Similar to sleeve,
reversible, low mortality
, CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) disadvantages
Answer:
Potential for band
slip (mostly at year 3), no long-term data, no nutritional guidelines
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) weight loss
compared to others
Answer:
studies show greater weight loss than LAGB but less than LSG
Q: Intragastric balloons (IGB)
Answer:
Fluid filled balloons or gas filled
Verified Solutions | Latest 2026 Update
Q: SADI-S weight loss outcomes
Answer:
1 year post-op: 72% EWL/ 38.6% TBWL; 2 year post-op: ND
EWL/ 38.7% TBWL; 5 year post-op: ND EWL/ 37%TBWL
Q: One anastomosis Gastric bypass (OAGB)
Answer:
Laparoscopic 5-6 incisions; Long tubular pouch
created on lesser curvature of stomach, one stitch point, pouch connected to jejunum
by
looping intestine up (~150-250 cm from ligament of trietz)
Q: OAGB 5-10 year outcomes
Answer:
5 year: 68.6-85% EWL/ 32.9-37.1% TBWL; 10 year: 72.9-80.9%
EWL/ ND TBWL
,CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: OAGB advantages
Answer:
Short operative time, low complication rate; beneficial weight loss
outcomes; lower rates of internal hernia & obstruction
Q: OAGB disadvantages
Answer:
Potential for malnutrition, bile reflux esophagitis & possible
carcinogenic effects (But less reflux than SG) d/t lower pressure system; Limited
data > 5 years
to identify long-term nutritional & deficiency concerns; Higher risk for micronutrient
deficiencies than Roux-en-Y d/t bypassing more of the small I
Q: Lowest to highest limb length in bypass surgery
Answer:
150 cm, 180cm, 250 cm (Highest risk for
micronutrient deficiencies)
,CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: What percentage of patients who are eligible are seeking to get metabolic
surgery?
Answer:
1-2%
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP)
Answer:
Adjustable gastric band placed,
greater curvature plication; Vertical sleeve gastrectomy (VSG) BUT stomach folded
in on itself &
then stitched up vs. resecting
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) Advantages
Answer:
Similar to sleeve,
reversible, low mortality
, CSOWM Metabolic and Bariatric Surgery Questions and Answers with
Verified Solutions | Latest 2026 Update
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) disadvantages
Answer:
Potential for band
slip (mostly at year 3), no long-term data, no nutritional guidelines
Q: Laparoscopic Adjustable gastric bandedplication (LAGBP) weight loss
compared to others
Answer:
studies show greater weight loss than LAGB but less than LSG
Q: Intragastric balloons (IGB)
Answer:
Fluid filled balloons or gas filled
