confirmatory

But in 2022, it said it would withdraw the drug after it failed External link a required confirmatory trial.

The best confirmatory follow-up turned out to be a second Galleri test—which is already Grail’s standard approach in its existing sales of Galleri under the FDA exemption for lab-developed blood tests.

"I think the urgency and importance of doing the confirmatory work can't be overstated."

In many cases, presumptive testing requires further confirmatory testing.

“If Oropouche continues to circulate for a few more years and there is confirmatory evidence of birth defects in pregnant travelers then it is likely a vaccine will be prioritized.”