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Blood test could replace brain surgery for tumor tracking

NCT ID NCT05925218

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study aims to develop a liquid biopsy—a blood test—to detect tumor DNA in patients with high-grade gliomas, an aggressive type of brain cancer. Researchers will collect blood samples from 70 patients before and after standard radiotherapy to see if they can measure tumor changes without surgery. The goal is to create a non-invasive way to monitor how the tumor responds to 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 could lead to a simple blood test to monitor brain tumors, reducing the need for invasive biopsies.
What could go wrong
This is an early feasibility study with only 70 participants, so the test may not be sensitive enough or may not work for all patients.

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 70 people

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

Started

Sep 2022

Expected to finish

Sep 2027

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 suspected or pathologically-proven, previously untreated high grade gliomas

Ages

18 to 100 years

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: * Patients can be enrolled either prior to a planned surgery/biopsy for a suspected HGG or after biopsy/surgery of pathologically proven, previously untreated HGG, prior to adjuvant radiotherapy * Patient consent must be appropriately obtained in accordance with applicable local and regulatory requirements. Each patient must sign a consent form prior to enrollment in the trial to document their willingness to participate * Age ≥18 yrs Exclusion Criteria: * History of another invasive malignancy, except for non-melanoma skin cancer or tumors curatively treated with no evidence of disease for ≥ 2 years.

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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.

Contacts and locations

Locations

  • University Health Network

    Toronto, Ontario, L4W4C2, Canada

More trials for these conditions

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