Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Data Collection of Standard Care and Evaluation of NHLBI Patients and Donors

ClinicalTrials.gov ID: NCT04450927

Public ClinicalTrials.gov record NCT04450927. 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 Sep 8, 2026, 6:48 AM 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.

Background: Researchers seek ways to study people s medical problems in order to teach and further general knowledge. The ability to assess and treat people with a wide range of diseases is critical to training people to be good doctors. It is also needed to keep medical staff up to date. In this study, researchers want to study the course of some illnesses to learn more about them. To do this, they will collect and review people s medical records. In some cases, they may also provide treatment. Objective: To collect data that may be used to help researchers create ideas for future research. Eligibility: People age 2 and older who have or are suspected to have a medical condition for which they have been referred to NIH s National Heart, Lung, and Blood Institute, as well as stem cell donors Design: Participants may be screened with a review of the following: Medical records Scans and images Other existing samples and reports. Participants medical data will be collected from the standard care they receive. This includes their routine blood and urine tests, X-rays and scans, and other tests to diagnose or follow their medical condition. Data will also be collected from the treatments they may receive. For stem cell donors, data from apheresis procedures will be collected. Demographic data will also be collected. All of the data will be kept in the medical records or on secure network drives. Some participants may need to be treated for their medical condition. If so, they will sign a separate consent form for that treatment. Participation lasts up to 2 years.

Study identification

NCT ID
NCT04450927
Recruitment status
Enrolling by invitation
Study type
Observational
Phase
Not listed
Enrollment
10,000 participants

Conditions and interventions

Interventions

Not listed

Eligibility (public fields only)

Age range
2 Years to 120 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

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

Study timeline

Start date
Jun 15, 2020
Primary completion
Dec 30, 2040
Completion
Dec 30, 2040
Last update posted
Sep 2, 2026

2020 – 2040

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
National Institutes of Health Clinical Center Bethesda Maryland 20892

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 NCT04450927, 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 Sep 2, 2026 · Synced Sep 8, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04450927 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →