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

> **NCT04450927** · — · ENROLLING_BY_INVITATION · sponsor: **National Heart, Lung, and Blood Institute (NHLBI)** · enrollment: 10000 (estimated)

## Conditions studied

- Wide Spectrum of Diseases
- Hematologic Diseases

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04450927
- **Lead sponsor:** National Heart, Lung, and Blood Institute (NHLBI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2020-06-16
- **Primary completion:** 2040-12-31
- **Final completion:** 2040-12-31
- **Target enrollment:** 10000 (ESTIMATED)
- **Last updated:** 2026-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04450927

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04450927, "Data Collection of Standard Care and Evaluation of NHLBI Patients and Donors". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04450927. Licensed CC0.

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