- Conditions
- Laryngopharyngeal Reflux (LPR), Extraesophageal Reflux, Reflux Laryngitis, Posterior Laryngitis
- Interventions
- Not listed
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2016
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
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- Conditions
- GERD, Larynx Disease
- Interventions
- Dx-pH Probe, Manometry
- Device · Procedure
- Lead sponsor
- Vanderbilt University Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2013
- U.S. locations
- 1
- States / cities
- Nashville, Tennessee
- Conditions
- Laryngopharyngeal Reflux
- Interventions
- Dx-pH probe
- Device
- Lead sponsor
- Children's Hospital of Philadelphia
- Other
- Eligibility
- 1 Month to 17 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Gastroesophageal Reflux Disease
- Interventions
- Dx-pH Measurement Probe
- Device
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2008
- U.S. locations
- 1
- States / cities
- Sacramento, California