# Evaluation of Tethered Capsule Endomicroscopy as a Screening Tool for Barrett's Esophagus in the Primary Care Setting

> **NCT04561791** · NA · ENROLLING_BY_INVITATION · sponsor: **Massachusetts General Hospital** · enrollment: 650 (estimated)

## Conditions studied

- Barrett Esophagus
- Barrett's Esophagus Without Dysplasia
- Barretts Esophagus With Dysplasia

## Interventions

- **DEVICE:** Tethered Capsule Endomicroscopy

## Key facts

- **NCT ID:** NCT04561791
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2019-01-02
- **Primary completion:** 2027-12-31
- **Final completion:** 2029-12-31
- **Target enrollment:** 650 (ESTIMATED)
- **Last updated:** 2025-10-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04561791

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04561791, "Evaluation of Tethered Capsule Endomicroscopy as a Screening Tool for Barrett's Esophagus in the Primary Care Setting". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT04561791. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*