Enrolling By InvitationNot applicableNCT04450927
Official study title

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

Study summary

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.

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Key things to know

Main goalNot specified

This describes the study’s primary purpose.

What is being studiedNot specified

The study team can explain what participation involves.

Who it may be forWide Spectrum of Diseases · Hematologic Diseases

These are broad labels—not an eligibility decision.

Checked against the public recordLast updated Oct 21, 2026 · Source: ClinicalTrials.gov

Is enrollment open?Enrolling By Invitation

Participation is limited to people invited by the study team.

What kind of study?Not applicable

Observational

Where is it offered?1 U.S. location

Locations may change over time.

Who runs it?National Heart, Lung, and Blood Institute (NHLBI)

Study sponsor

01
Study overview

What this study is about

Purpose
Not specified
Study type
Observational
Phase
Not applicable
Sponsor
National Heart, Lung, and Blood Institute (NHLBI)
Interventions being studied
Not specified
02
Explore related studies

How this study is categorized

These labels come from structured fields and exact terms in the public record.

03
Public criteria

Who may be able to participate

The sponsor separates these requirements into two groups. You do not need to interpret them alone—use them to guide a conversation with the study team.

Requirements people may need to meetInclusion criteria

ELIGIBILITY: 1. Patients (including those referred to us to rule out a disease or condition) and stem cell donors, may be entered on this protocol at the discretion of the Principal and/or Associate Investigators. 2. The patient or the patient's Legally Authorized Representative is capable of informed consent and signs the consent form. The consent form will be signed by parents or guardians of patients under the age of 18. 3. Age more than or equal to 2 and weight \> 12 kg

Important: This is the sponsor’s public criteria, not a determination of eligibility. The study team must review your individual situation.

04
Study sites

U.S. locations

  • National Institutes of Health Clinical CenterBethesda, Maryland

Source and freshness
Processed from ClinicalTrials.gov. Last public update: Oct 21, 2026. Always confirm current availability with the study team.

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