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A U.S. study found the Galleri blood test boosted cancer detection over sevenfold, identifying many cancers early, including those without current screening options.
A large U.S. study found that adding the Galleri blood test to standard cancer screenings boosted cancer detection over sevenfold, identifying more than half of cancers at early stages and detecting many types without current screening options.
The test, which analyzes DNA fragments in blood to spot cancer signals, showed high accuracy in both detecting cancer and ruling it out.
Results from the GRAIL PATHFINDER 2 trial, involving over 23,000 adults, were presented at the ESMO Congress 2025.
Researchers say the test could significantly improve early detection and outcomes, especially for hard-to-detect cancers, though further study is needed before widespread use.
Un estudio estadounidense descubrió que el análisis de sangre Galleri aumentó la detección de cáncer más de siete veces, identificando muchos cánceres temprano, incluso aquellos sin opciones actuales de detección.