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Inclusion / Exclusion Criteria

Inclusion Criteria:

  • History of histologically confirmed BE, defined as endoscopically-suspected BE with intestinal metaplasia with globlet cells on esophageal biopsies
  • BE length C1M1 of C0M2
  • Age 18 years

Exclusion Criteria:

  • History of gastric or esophageal surgery
  • Inability to give informed consent
  • Erosive esophagitis seen on upper endoscopy
  • History of prior endoscopic therapy for BE 5 (for controls)
  • History of intestinal metaplasia on previous esophageal, GE junction or cardia biopsies


University of Pennsylvania | Perelman School of Medicine