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Natural History of Sickle Cell Disease

StatusRecruiting
PhaseNot specified
Started
View on ClinicalTrials.gov ↗

Record History

The 50 most recent of 380 record versions are accounted for below. See every version on ClinicalTrials.gov ↗

  1. Eligibility criteria expanded, about 7 words
  2. 31 versions Re-verified since Aug 8, 2025, no change to tracked fieldsv349-v379
  3. Study Status, Eligibilityv348
  4. 17 versions Re-verified since Feb 20, 2025, no change to tracked fieldsv331-v347
  • Stopped: an ongoing trial was terminated, suspended or withdrawn.
  • Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
  • Minor: routine progress and housekeeping, such as sites added or enrollment closed.
This study is not a treatment protocol and no experimental treatments are involved. Study participants may be seen as needed for clinical, translational and basic research studies, or as medically indicated. Subjects will receive their general medical care outside the NIH and will be seen at our clinic or at CNHS with varying frequency. Subjects may be seen for multiple visits. Subjects may be asked to return for additional testing as needed. Clinical care for patients with sickle cell disease will be provided as appropriate through the Sickle Cell Clinic and the inpatient clinical center.
Trial Details
NCT Number NCT00081523
Lead Sponsor National Heart, Lung, and Blood Institute (NHLBI)
Conditions
(from sponsor)		 Pain Crisis
Related terms Acute Chest Syndrome, Hypertension, Pulmonary
Enrollment 3,500 participants
Start Date
Updated on ClinicalTrials.gov