Clinical Trial

Effect of Laparoscopic Sleeve Gastrectomy Versus Roux-en-Y Gastric Bypass on Gastroesophageal Reflux Disease: An 8-Year Prospective Cohort Study

Enrolling by Invitation
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Record status
This record was last updated September 25, 2025 (before its estimated October 17, 2025 completion). Its status may not reflect the trial's current state.
Summary
This study represents a long-term observational follow-up of patients who had previously undergone bariatric surgery (laparoscopic sleeve gastrectomy or Roux-en-Y gastric bypass) in the context of an earlier interventional trial (NCT03692455). No new interventions are assigned in the follow-up phase. Participants are evaluated clinically and functionally at predefined intervals using standardized multimodal assessments (symptom questionnaires, endoscopy, manometry, radiology, and pH monitoring).
Protocol Amendment History 1 amendment
This ClinicalTrials.gov record has been amended once since 2018-09-28.
Status change: Completed → Enrolling by Invitation 2025-09-22
Trial Details
NCT Number NCT03692455
Lead Sponsor Clinica Gastrobese
Collaborators: Federal University of Rio Grande do Sul
Conditions Gastroesophageal Reflux Disease, Morbid Obesity
Enrollment 75 participants
Start Date 2025-09-17
Primary Completion 2025-10-17 (estimated)
Study Completion 2025-11-08 (estimated)
Updated on ClinicalTrials.gov 2025-09-25