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Brain Radiation's hidden toll: new study tracks memory loss in blood cancer survivors

NCT ID NCT05011045

Knowledge-focused Sponsor: M.D. Anderson Cancer Center Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study follows 100 adults with blood cancers (like lymphoma or leukemia) who receive whole brain radiation. Researchers will test memory, thinking, and quality of life over time using MRI scans and questionnaires. The goal is to understand how radiation affects the brain, not to test a new drug or treatment.

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 study could help doctors better predict and manage memory and thinking problems after whole brain radiation for blood cancers.
What could go wrong
This is an observational study, not a treatment trial. It will not improve outcomes for participants and may only show that cognitive decline is common after radiation.

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

About 100 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 2020

Expected to finish

Oct 2026

An estimate. End dates often move.

Lead sponsor

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

Patients with radiation therapy to the brain for a hematologic malignancies

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age 18 years or older * Treatment with radiation therapy to the brain for a hematologic malignancy (ex. primary central nervous system lymphoma \[PCNSL\], secondary central nervous system lymphoma \[SCNSL\], leukemia, myeloma) * Proficient and capable of completing tests in English * Patients with claustrophobia are eligible if the claustrophobia is managed with medication * Patients with cognitively-impairment are eligible if the impairment is managed with medication * Patients who are pregnant

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Conditions

The condition(s) this trial relates to.

hematopoietic and lymphoid cell neoplasm hematopoietic and lymphoid system neoplasm leukemia lymphoma plasma cell myeloma primary central nervous system lymphoma

As listed by the trial registrant

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

Central nervous system lymphoma Hematopoietic and lymphoid cell neoplasm Leukemia Lymphoma Plasma cell myeloma Secondary central nervous system lymphoma

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • M D Anderson Cancer Center

    RECRUITING

    Houston, Texas, 77030, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.