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Risk Factors for Barrett's Esophagus in Patients With BE, Gastroesophageal Reflux, or Gastrointestinal Bleeding
Sponsor: Massachusetts General Hospital
Summary
RATIONALE: A study that evaluates DNA changes and other disease-related health information in patients with Barrett's esophagus, gastroesophageal reflux, or gastrointestinal bleeding may help doctors learn more about the risk factors for Barrett's esophagus. PURPOSE: This clinical trial is looking at DNA changes and other disease-related health information as risk factors for Barrett's esophagus in patients with Barrett's esophagus, gastroesophageal reflux, or gastrointestinal bleeding.
Official title: Molecular Epidemiology of Barrett's Esophagus
Key Details
Gender
All
Age Range
18 Years - 90 Years
Study Type
OBSERVATIONAL
Enrollment
170
Start Date
2005-08
Completion Date
2013-03
Last Updated
2026-10-07
Healthy Volunteers
No
Conditions
Locations (2)
Massachusetts General Hospital Cancer Center
Boston, Massachusetts, United States
Harvard School of Public Health
Boston, Massachusetts, United States