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Related Concept Videos

Pyloric Obstruction01:11

Pyloric Obstruction

81
Pyloric obstruction, also referred to as gastric outlet obstruction, is a condition characterized by narrowing or blockage at the pylorus—the muscular valve regulating the flow of stomach contents into the duodenum. When this passage becomes impaired, the stomach cannot effectively empty its contents into the small intestine. This disruption leads to a range of gastrointestinal symptoms, including early satiety, bloating, epigastric pain, postprandial nausea, persistent vomiting, and...
81

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Updated: May 7, 2026

One-anastomosis Gastric Bypass OAGB in Rats
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Controversy surrounding 'mini' gastric bypass.

Kamal K Mahawar1, William R J Carr, Shlok Balupuri

  • 1Bariatric Unit, Sunderland Royal Hospital, Sunderland, SR4 7TP, UK, kamal_mahawar@hotmail.com.

Obesity Surgery
|October 9, 2013
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Summary
This summary is machine-generated.

Mini gastric bypass, a modified gastric bypass, has faced controversy despite its 15-year history. Recent interest and over 5,000 global procedures warrant a review of its debated aspects for surgeons and patients.

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Area of Science:

  • Bariatric Surgery
  • Surgical Innovation
  • Gastrointestinal Surgery

Background:

  • Mini gastric bypass (MGB) is a variation of the traditional Mason loop gastric bypass.
  • It features a longer lesser curvature-based gastric pouch.
  • Despite existing for over 15 years, MGB adoption has been gradual and debated within the bariatric surgery community.

Purpose of the Study:

  • To critically evaluate the controversial aspects of mini gastric bypass.
  • To review the existing scientific literature concerning these controversies.
  • To inform surgeons and aid in appropriate patient counseling regarding MGB.

Main Methods:

  • Systematic review of published scientific literature.
  • Analysis of controversial elements of the mini gastric bypass procedure.
  • Comparison of findings with established bariatric surgical practices.

Main Results:

  • The review identifies and examines key controversial areas surrounding mini gastric bypass.
  • Published data includes experience from over 5,000 procedures worldwide.
  • A recent increase in interest and procedural volume is noted.

Conclusions:

  • Surgeons must be cognizant of the ongoing controversies associated with mini gastric bypass.
  • Appropriate patient counseling regarding the debated aspects of MGB is essential.
  • Further research may clarify the long-term outcomes and optimal application of MGB.