The WATS3D (Wide Area Transepithelial Sample Biopsy with 3-Dimensional Computer-Assisted Analysis) U.S. Registry

Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions:
    Esophageal Disease
  • Age: Between 18 years - 80 years
  • Gender: Male or Female
  • Other Inclusion Criteria:
    1. English speaking subjects who are able to read, comprehend and complete the consent form.
    2. Subjects are aged between 18 amd 80 years old.
    3. Subjects who meet one of the following:
      • With heartburn or regurgitation undergoing a screening EGD, who undergoWATS3D sampling and forceps biopsies for suspicion of BE, or
      • With known BE with or without dysplasia undergoing a surveillance EGD with WATS3D biopsies and forceps biopsies, or
      • Who have undergone endoscopic eradication therapy who are undergoing surveillance EGD following the establishment of complete eradication of intestinal metaplasia (CEIM) with accompanying WATS3D sampling and forceps biopsies.

You may not be eligible for this study if the following are true:

    1. Subjects who on their initial evaluation have a visible highly suspicious lesion, such as a nodule or ulcer,
    2. Subjects who do not undergo both biopsy forceps and WATS3D biopsy of the esophagus during the initial endoscopy for routine care will be excluded from this study.



If you are registered as a volunteer, please log in to contact the study team/express interest in this study.