Can a simple blood test spot hidden cancers? new study aims to find out

NCT ID NCT07390643

Not yet recruiting Diagnosis Sponsor: Dana-Farber Cancer Institute Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study will test the GRAIL Galleri blood test, which looks for signs of many different cancers in a single blood draw. Researchers will enroll 100 adults who have symptoms that might be cancer. The goal is to see how well the test detects cancer and how it compares to standard diagnostic methods. The study is not yet recruiting.

What this could mean

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

Active substance: GRAIL Galleri MCED blood test
What this could lead to: If successful, this could show that a simple blood test helps doctors find cancers earlier in people with symptoms, potentially improving outcomes.
What could go wrong: This is a small, early-stage study (100 participants) that is not yet recruiting. The test may miss some cancers or give false alarms, leading to unnecessary follow-up tests.

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.

cancer neoplasm

As listed by the trial registrant

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

CANCER CANCER DIAGNOSIS

Contacts and locations

Locations

Dana-Farber Cancer Institute

Boston, Massachusetts, 02215, United States

More trials for these conditions

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