Healthcare IT News June 29, 2021
The test uses machine learning to identify cancers including ovarian and some blood cancers before clinical signs emerge.
NHS England will pilot a blood test that can detect more than 50 types of cancer before clinical signs or symptoms emerge. This includes ovarian, pancreatic, oesophageal, bowel and lung cancers.
Developed by US-based medtech company GRAIL, the Galleri test uses a machine learning algorithm to examine cell-free DNA (cfDNA) that leaks from tumours into the bloodstream. It detects chemical changes, known as methylation patterns, with a false positive rate of only 0.5%.
Initial studies used patients whose cancer had already been diagnosed through other means and correctly identified cancers in over 50% of cases and correctly located the tissues affected in...
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