The US Food and Drug Administration is proposing to step up its oversight of a growing category of medical tests called laboratory-developed tests. The FDA approves and clears many types of lab tests ...

If your cancer lab test isn’t valid, wrong results could mean you don’t get a drug that could save your life. Or it could mean you take a drug that won’t help you but will bombard you with side ...

WASHINGTON (AP) — Makers of medical tests that have long escaped government oversight will have about four years to show that their new offerings deliver accurate results, under a government rule ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - A sign for the Food and Drug Administration is displayed outside their offices in Silver Spring, Md., on Dec. 10, 2020.

Makers of medical tests that have long escaped government oversight will have about four years to show that their new offerings deliver accurate results, under a government rule vigorously opposed by ...