Blood test detects cancers years before symptoms

A blood test has been shown to detect five types of cancer years before the diseases could be spotted using conventional diagnostic methods, according to a study published Tuesday. Developed by a Sino-US startup, the test found cancers in 91 percent of people who showed no symptoms when the blood sample was collected but were diagnosed one-to-four years later with stomach, esophageal, colon, lung or liver cancer, researchers reported in Nature Communications. …………. https://www.france24.com/en/20200721-blood-test-finds-cancers-before-standard-diagnosis-study