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Updated: Aug 9, 2026

One-anastomosis Gastric Bypass (OAGB) in Rats
Published on: November 10, 2018
Endoscopic issues in the post-gastric bypass patient
Mark Ovsiowitz1, Nandhakumar Kanagarajan, Asyia S Ahmad
1Division of Gastroenterology and Hepatology, Drexel University College of Medicine, Philadelphia, PA 19107, USA.
Obesity is a major US health issue, driving more bariatric surgeries, mostly in women. This review covers weight-loss surgeries, complications, and endoscopy
Area of Science:
- Bariatric surgery
- Gastroenterology
- Public health
Background:
- Obesity affects one-third of the US population, presenting significant health risks.
- The prevalence of obesity is increasing, leading to a rise in bariatric surgeries.
- While obesity is not gender-specific, women constitute 85% of bariatric surgery patients.
Purpose of the Study:
- To review common weight-reduction surgeries.
- To discuss complications associated with bariatric procedures.
- To emphasize the role of endoscopy in diagnosing and managing complications in bariatric surgery patients.
Main Methods:
- Literature review of commonly performed bariatric surgeries.
- Analysis of surgical complications.
- Evaluation of endoscopic diagnostic and therapeutic applications.
Main Results:
- Common bariatric procedures include gastric bypass, sleeve gastrectomy, and adjustable gastric banding.
- Potential complications encompass leaks, strictures, bleeding, and nutritional deficiencies.
- Endoscopy is crucial for diagnosing and treating various post-bariatric surgery issues.
Conclusions:
- Bariatric surgery is an effective tool for significant weight reduction.
- Understanding and managing surgical complications is vital for patient outcomes.
- Endoscopic interventions play a critical role in the care of patients undergoing bariatric surgery.
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