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Recall Observatory FDA recall evidence

Device product

The 4Kscore Test, an in vitro serum or plasma test that combines the results of four immunoassays (Roche Elecsys total PSA (prostate specific antigen), Roche Elecsys free PSA, intact PSA, and human kallikrein 2) into a single numerical score that also incorporates the following information: a patient s age, previous biopsy, and digital rectal exam (DRE).

Z-0516-2024

October 31, 2023

Class II

Product summary

Firm
BioReference Health, LLC
Event
Event 93050
Status
Ongoing
Classification
Class II
Quantity
1 system (3,196 tests)
Official record key
device-enforcement:Z-0516-2024

Official wording

Reason: Mathematical modeling of the 4Kscore with and without DRE information was recently performed on over 3,000 specimens. DRE information is a required component of The 4Kscore Test.

Code information: UDI-DI: 00850038860004

Distribution pattern: US Nationwide distribution.

Derived failure modes

  • Unknown

    reason.no_named_rule · v1.0.0

    Mathematical modeling of the 4Kscore with and without DRE information was recently performed on over 3,000 specimens. DRE information is a required component of The 4Kscore Test.