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Enrolling by invitation No phase listed Observational

Study of Gastrointestinal Dysfunction and Enteric Neural Pathology in Patients With Parkinson's Disease

ClinicalTrials.gov ID: NCT04566341

Public ClinicalTrials.gov record NCT04566341. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 2:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The goal of this research is to determine (1) the feasibility of tethered capsule OCT esophageal imaging in the Parkinson's Disease population; (2) the morphologic changes in the enteric nervous system of the esophagus in patients with Parkinson's disease.

Study identification

NCT ID
NCT04566341
Recruitment status
Enrolling by invitation
Study type
Observational
Phase
Not listed
Enrollment
20 participants

Conditions and interventions

Interventions

Device

Eligibility (public fields only)

Age range
40 Years to 85 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 4, 2019 (Actual)
Primary completion
Dec 31, 2027 (Estimated)
Completion
Dec 31, 2029 (Estimated)
Last update posted
Oct 22, 2025

2019 – 2029

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Massachusetts General Hospital Boston Massachusetts 02114 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04566341, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 22, 2025 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04566341 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →