confirmatory test

confirmatory test

(kŏn-fĭr′mă-tor″ē)
A examination used to validate the results obtained by another. The confirmatory examination may be more sensitive or specific but must be based on different examining principles.
References in periodicals archive ?
These protocols recommend 1) confirmation of all reactive rapid HIV test results with either Western blot (WB) or immunofluorescent assay (IFA), even if an enzyme immunoassay (EIA) screening test is negative, and 2) follow-up testing for persons with negative or indeterminate confirmatory test results, with a blood specimen collected 4 weeks after the initial reactive rapid test result.
The Western blot confirmatory test -- the only FDA-approved test for confirming ELISA results -- was licensed for commercial use in 1987.
Rivera did not reveal the identity of the driver, who will still undergo a confirmatory test.
M2 PHARMA-May 3, 2013-EventusDx gets CE mark for confirmatory test of negative mammography results(C)2013 M2 COMMUNICATIONS
clinical trials for HTLV Blot 2.4 confirmatory test. MP Biomedicals, LLC announced November 16 that the company has begun a clinical trial for the U.S.
And in an American Red Cross/CDC analysis of 2,552 repeatedly reactive specimens, only 23 percent of those were positive by a more exact but more difficult confirmatory test.
However, Aquino said, the urine samples taken from drivers will still be subjected to a confirmatory test.
The judge ruled that the patents were "improperly granted" because they involved a "law of nature." The patents over the BCRA1 and BCRA2 genes allowed Myriad Genetics, the company that holds the patents with the University of Utah Research Foundation, to charge $3,000 for a screening exam to detect cancerous mutations to the genes, and prevented other organizations from developing alternative tests, which prevented women from getting a confirmatory test from another laboratory.
A specimen for which results from the two tests differ (a discrepant result) is then retested with a third (confirmatory) test, and the specimen is classified as normal or abnormal based on the result of the confirmatory test.
Sotto said he is not privy to the results of the drug test of Senate employees, but said that should anyone of them test positive, they would still have to undergo a confirmatory test.
The two-component DFA assay is a sensitive, specific, and rapid confirmatory test for B.