PET scans may reveal hidden leukemia spots before CAR t treatment

NCT ID NCT05969002

First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 7 times

Summary

This pilot study tested whether PET-CT scans can detect leukemia that has spread outside the bone marrow in patients with relapsed or hard-to-treat B-cell acute lymphoblastic leukemia (ALL). Ten participants received a PET scan before and after CAR T-cell therapy. The goal was to see how common these hidden spots are and whether they affect treatment success.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
18F-FDG PET-CT imaging
What this could lead to
If successful, this imaging approach could help doctors better detect hidden leukemia before CAR T-cell therapy, potentially improving treatment outcomes.
What could go wrong
This is a very small pilot study with only 10 participants, so results may not apply to all patients. The imaging is for observation only and does not directly treat the disease.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

acute lymphoblastic leukemia B-cell acute lymphoblastic leukemia Precursor Cell Lymphoblastic Leukemia-Lymphoma Recurrence

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    Bethesda, Maryland, 20892, United States

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