NCT00081523Recruiting
Natural History of Sickle Cell Disease
Studies of the Natural History of Sickle Cell Disease
Source: ClinicalTrials.gov · Last updated 21 Oct 2026
Brief summary (registry, in English)
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.
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 3500 (estimated)
- First submitted
- 15 Apr 2004
- Start date
- 29 Apr 2004
- Lead sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
- NCT number
- NCT00081523
What you commit to
- Study type: Observational
- Planned participants: 3500
- 3 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Age
- Patients less than 2 years of age.
- Individuals with known or suspected sickle cell disease will meet the inclusion criteria to enroll in this protocol and can undergo study activities. However, if the individual is found not to have sickle cell disease after enrollment, they will be removed from the protocol, and their research samples will be discarded but they will be counted toward the study accrual. The study team will notify the individual about their removal from the study and explain the reason for it. Any necessary regulatory reporting will also be completed.
Other
- Patient and/or guardian unable and unwilling to give informed consent or assent.
Criteria the registry did not label
- INCLUSION CRITERIA:
- Individuals with known or suspected sickle cell disease
- 2 years of age and older
- Willing to provide informed consent or appropriate informed consent from parent or legal guardian
- Patients seen at sickle outpatient clinics at any one of the participating centers (CNHS or NIH).
Age in the registry: 2 years to 90 years · Sex: All · Does not accept healthy volunteers
Sites (3)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| National Institutes of Health Clinical Center Coordinator of this site? Confirm its status | Bethesda | United States | Recruiting |
| Suburban Hospital Coordinator of this site? Confirm its status | Bethesda | United States | Completed |
| Childrens National Health Center Coordinator of this site? Confirm its status | Washington D.C. | United States | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.