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Completed No phase listed Observational

Defining the Genetic Etiology of Suppurative Lung Disease in Children and Adults

ClinicalTrials.gov ID: NCT04702243

Public ClinicalTrials.gov record NCT04702243. 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 20, 2026, 6:51 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 investigators will utilize a systematic approach for the diagnostic evaluation of patients to identify characteristics which may distinguish between Primary Immunodeficiency (PID) disorders versus Primary Ciliary Dyskinesia (PCD).

Study identification

NCT ID
NCT04702243
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
436 participants

Conditions and interventions

Eligibility (public fields only)

Age range
5 Years to 45 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
Dec 1, 2020 (Actual)
Primary completion
Aug 6, 2025 (Actual)
Completion
Aug 6, 2025 (Actual)
Last update posted
Aug 21, 2025

2020 – 2025

United States locations

U.S. sites
6
U.S. states
6
U.S. cities
6
Facility City State ZIP Site status
Stanford University Palo Alto California 94304 —
Children's Hospital Colorado Aurora Colorado 80045 —
National Heart, Lung and Blood Institute Bethesda Maryland 20814 —
Washington University in St. Louis St Louis Missouri 63130 —
University of North Carolina at Chapel Hill Chapel Hill North Carolina 27599 —
Seattle Children's Hospital Seattle Washington 98105 —

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04702243, 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 Aug 21, 2025 · Synced Oct 20, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04702243 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →