New registry aims to unlock secrets of rare leukemia
NCT ID NCT02560883
First seen Jul 02, 2026 · Last updated Jul 02, 2026
Summary
This study creates a registry for people with hairy cell leukemia (HCL), a rare form of adult leukemia. Researchers will track disease course, treatments, infections, and patient-reported outcomes over time. The goal is to identify trends, improve care, and design future clinical trials. Adults with classic or variant HCL can join.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this registry could help doctors identify the best treatments and uncover hidden complications, ultimately improving survival and quality of life for people with this rare leukemia.
- What could go wrong
- This is an observational registry, not a treatment trial. It collects data but does not test any new therapy, so direct patient benefits may take years to emerge.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 5,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2013
- Expected to finish
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Dec 2030
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
This study will be a multi-institutional, international project that will collate clinical information from patients with Hairy Cell Leukemia from participating institutions in the Hairy Cell Leukemia Foundation. Patients within the United States with HCL, who live in remote areas, without access to a HCLFCenter of Excellence, may voluntarily submit their name and contact information, through the Hairy Cell Leukemia Foundation website.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion: * Patients with classic hairy cell leukemia * Patients with the variant of hairy cell leukemia. Exclusion: * Children are excluded from the study, since Hairy Cell Leukemia wasn't described in children.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
8 sites in 3 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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BC Cancer, Part of the Provincial Health Services Authority
RECRUITINGVancouver, Britsh Columbia, V5Z 4E6, Canada
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Cancer Care Manitoba
RECRUITINGWinnipeg, Manitoba, R3E 0V9, Canada
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Mayo Clinic
RECRUITINGRochester, Minnesota, 55905, United States
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Mount Sinai Medical Center of Florida
RECRUITINGMiami Beach, Florida, 33140, United States
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Ohio State University Comprehensive Cancer Center
RECRUITINGColumbus, Ohio, 43210, United States
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Peter MacCallum Cancer Center
RECRUITINGMelbourne, Victoria, VIC 3000, Australia
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University of Miami/Soffer Clinical Research Center
RECRUITINGMiami, Florida, 33136, United States
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University of Rochester /Wilmot Cancer Institute
RECRUITINGRochester, New York, 14642, United States
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Other studies related to the condition(s) this trial covers.
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- Can a Two-Drug combo beat back Tough-to-Treat hairy cell leukemia?
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- Engineered immune cells take aim at stubborn blood cancers
- New combo therapy targets rare blood cancer in early trial