Enrolling By Invitation NA INTERVENTIONAL 1-arm NCT04984447

OCT Guided Trans Nasal Imaging of the Small Intestine in Adults

Sponsor: Bill and Melinda Gates Foundation

Conditions Environmental Enteric Dysfunction

Updated 6 times since 2021 Last updated: Oct 20, 2025 Started: Sep 22, 2017 Primary completion: Dec 31, 2027 Completion: Dec 31, 2029

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A NA clinical study on Environmental Enteric Dysfunction, this trial is ongoing. The trial is conducted by Bill and Melinda Gates Foundation and has accumulated 6 data snapshots since 2017. Psychiatric clinical trials are essential for establishing evidence-based treatment standards.

Status Flow

Change History

6 versions recorded

Nov 2025 — Present [monthly]

Enrolling By Invitation NA
Sep 2024 — Nov 2025 [monthly]

Enrolling By Invitation NA
Jul 2024 — Sep 2024 [monthly]

Enrolling By Invitation NA
Jun 2024 — Jul 2024 [monthly]

Enrolling By Invitation NA

Status: Recruiting → Enrolling By Invitation
Feb 2023 — Jun 2024 [monthly]

Recruiting NA

▶ Show 1 earlier version

Sep 2021 — Feb 2023 [monthly]

Recruiting NA

First recorded

Sep 2017

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Bill and Melinda Gates Foundation
Massachusetts General Hospital

Data source: Massachusetts General Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Boston, United States