A Study to Evaluate Increased Prevalence of Esophageal Motility Disorders Following Bariatric Surgery


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Rochester, Minnesota: 18-010125
    Sponsor Protocol Number: 18-010125

About this study

The purpose of this study is to determine the prevalence of esophageal dysmotility among patients following bariatric surgery.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria:

  • Adults, ages 18-90 years old.
  • Patients with a history of bariatric surgery who post-operatively have had formal esophageal manometry and/or radiographic barium esophagram performed at Mayo Rochester.
  • In addition to the above, ten previously defined patients with history of bariatric surgery who have screened positive on the BEDQ.

Exclusion Criteria:

  • A diagnosis of esophageal dysmotility prior to bariatric surgery.
  • Previous upper gastrointestinal surgery aside from bariatric surgery.
  • In the previously defined sub-cohort of ten patients:
    • Those with any major contraindications to esophageal manometry as determined by clinical review by the performing physician.
  • Inability to read due to: blindness, cognitive dysfunction, or English language illiteracy.

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Karthik Ravi, M.D.

Open for enrollment

Contact information:

Debra Geno CCRP




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