A major clinical trial involving 142,000 NHS patients revealed that the Galleri blood test for detecting over 50 cancers failed to reduce late-stage cancer diagnoses.
The study involved 142,942 National Health Service (NHS) patients in the UK
May 31, 2026
04:06 pm
What's the storyA groundbreaking blood test, touted as a major advancement in oncology, has failed to achieve its primary goal in a large-scale clinical trial.
The study involved 142,942 National Health Service (NHS) patients in the UK and aimed at determining if the multi-cancer early detection test Galleri could help diagnose cancers at earlier stages.
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NHS hopes dashed after trial of the first multi-cancer blood test it had hoped would revolutionise treatment - but scientists say…
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The test is ‘feasible at scale’ on the NHS, say researchers
Data presented at ASCO show Galleri detected more early-stage cancers than all existing UK screening programs combined and…
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The Galleri test looks for fragments of DNA that have broken off a tumour and are circulating in the blood.
