- Conditions
- Barrett Esophagus
- Interventions
- Esophagogastroduodenoscopy with high definition-white light end endoscopy (HD-WLE) and narrow band imaging (NBI), Olympus Disposable Distal Attachment Cap
- Procedure · Device
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
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- Conditions
- Unsedated Colonoscopy, Water Exchange Colonoscopy, Cap, Colonoscopy Pain
- Interventions
- Control, Study method
- Other · Device
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 50 Years to 80 Years
- Enrollment
- 280 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 3
- States / cities
- Palo Alto, California • Sacramento, California • Sepulveda, California