MADISON, Wis.--(BUSINESS WIRE)--Exact Sciences Corp. (Nasdaq: EXAS), a leader in cancer diagnostics, today announced the launch of the Cancerguardâ"¢ test, a new multi-cancer early detection (MCED) blood test that is now available as a laboratory-developed test (LDT) in the United States. Cancerguard is the first MCED test commercially available that analyzes multiple biomarker classes to help detect a wide range of cancers, including those that often go undiagnosed until later stages when treatm. ...