Clinical Trial

Reversal of Roux-en-Y Gastric Bypass: A Swedish National Cohort Study

Active, Not Recruiting
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Record status
This record was last updated January 20, 2026 (before its estimated March 31, 2026 completion). Its status may not reflect the trial's current state.
Summary
Objective: To investigates incidence, indications, symptom relief, complications, and weight outcomes after Roux-en-Y gastric bypass (RYGB) reversal. Background: RYGB is an effective treatment for obesity, but in rare cases may be associated with severe long-term complications requiring RYGB reversal. Evidence on incidence and outcomes is limited. Methods: This nationwide, multi-center, retrospective cohort study included all patients undergoing RYGB reversal in Sweden between 2007 and 2023. Data were obtained from the Scandinavian Obesity Surgery Registry (SOReg) and medical records.
Protocol Amendment History 1 amendment
This ClinicalTrials.gov record has been amended once since 2026-01-07.
Trial Details
NCT Number NCT07347093
Lead Sponsor Vrinnevi Hospital
Conditions Gastric Bypass Surgery, Revisional Bariatric Surgery, Complications After Bariatric Surgery
Enrollment 199 participants
Start Date 2025-11-01
Primary Completion 2026-03-31 (estimated)
Study Completion 2026-05-31 (estimated)
Updated on ClinicalTrials.gov 2026-01-20