Overview
Evaluation of the functional changes in the stomach and esophagus of patients undergoing One Anastomosis Gastric Bypass (OAGB)
Eligibility
Inclusion Criteria:
- BMI> 35 kg/m2
- 2 years of controlled conservative obesity treatment without weight reduction
- patients should give their consent to participate in the study
Exclusion Criteria:
- Less than 2 years of conservative obesity treatment
- cancer
- cirrhosis Child-Pough score A
- Crohn's disease
- serious psychiatric disorder, which led to in-hospital treatment in psychiatric clinic in the past two years
- drug consumption
- non-compliance
- hiatal hernia > 4cm
- gastric pouch < 10cm
- Barett esophagus
- erosive esophagitis Grade C or D according to the Los Angeles Classification
- endoscopically proven gastric stricture
- acid exposition time > 6% (Lyon criteria)
- reflux episodes> 80 /24 hours (Lyon criteria)
- insufficient low esophageal sphincter according to manometry findings
- pathological findings in the impedance pH-metry (acid and non-acid reflux)