Opinion: Grail’s multi-cancer early detection trial was negative. But as an oncologist, I see more to this story

At least 12 of my colleagues boarded planes to the American Society of Clinical Oncology conference in Chicago last week to hear Charles Swanton of the Francis Crick Institute in London share results from the world’s first randomized trial on a multi-cancer early detection test. The trial — a partnership between the U.K. National Health Service and Grail, which makes the Galleri MCED test — randomized 143,000 average English adults aged 50-77 to receive either usual care or MCED testing. The primary endpoint was reduction of stage 3 and 4 cancers across all cancer types.Read the rest…