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  "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-0516-2024.jsonld",
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  "name": "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).",
  "description": "FDA recall Z-0516-2024 — BioReference Health, LLC is recalling 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). (Devices, Class II). The enforcement record is RECORDED; the classification is a DETERMINATION (FDA's regulatory verdict); the boundary is INTERPRETATION (a recall ≠ harm to a specific person). Source: openFDA. CC0.",
  "license": "https://creativecommons.org/publicdomain/zero/1.0/",
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  "dateModified": "2026-06-24T07:02:03.626072+00:00",
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    "name": "openFDA drug & device enforcement (recall) reports",
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      "name": "U.S. Food & Drug Administration"
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  "sameAs": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-0516-2024&lang=eng",
  "about": {
    "@type": "schema:MedicalDevice",
    "name": "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).",
    "manufacturer": {
      "@type": "schema:Organization",
      "name": "BioReference Health, LLC"
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      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-0516-2024/enforcement-record",
      "@type": "schema:Claim",
      "name": "FDA recall Z-0516-2024: BioReference Health, LLC is recalling 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).",
      "text": "The FDA logged enforcement record Z-0516-2024: BioReference Health, LLC is voluntarily recalling 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). — 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.. Status: Ongoing — the recall is still being carried out.. Initiated 2023-10-31. Affected lots/codes: UDI-DI: 00850038860004. A RECORDED FDA enforcement action (occurred=true).",
      "claimType": "official_fact",
      "reviewStatus": "current",
      "commercialInfluence": false,
      "epistemicStatus": {
        "occurred": true,
        "supported": true,
        "adjudged": true,
        "operative": true
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        "source": "openFDA drug & device enforcement (recall) reports — U.S. FDA",
        "sourceUrl": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-0516-2024&lang=eng",
        "value": "Devices recall, status Ongoing",
        "adjudicator": {
          "name": "openFDA drug & device enforcement (recall) reports — U.S. FDA",
          "url": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-0516-2024&lang=eng"
        }
      },
      "falsifier": "A RECORD of measured/reported events (occurred=true) from openFDA drug & device enforcement (recall) reports — U.S. FDA; superseded when openFDA drug & device enforcement (recall) reports — U.S. FDA publishes its next release."
    },
    {
      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-0516-2024/fda-classification",
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      "name": "FDA classified recall Z-0516-2024 as Class II",
      "text": "The FDA assigned this recall Class II: Class II — the FDA judged the product may cause temporary or medically reversible harm, with a remote chance of serious harm.. This is the FDA's official risk classification — its regulatory DETERMINATION of the hazard category (a verdict constituted by the FDA's recognition, occurred=FALSE), adjudged=TRUE because the FDA issued it. It is NOT a measurement of harm to any specific person.",
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        "value": "Class II",
        "adjudicator": {
          "name": "U.S. FDA recall classification (openFDA enforcement)",
          "url": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-0516-2024&lang=eng"
        }
      },
      "falsifier": "occurred=FALSE: a regulatory DETERMINATION (an authority's classification/judgment) has NO material truthmaker independent of recognition — it is constituted by U.S. FDA recall classification (openFDA enforcement)'s say-so (a Searle institutional fact), not measured. adjudged=TRUE because U.S. FDA recall classification (openFDA enforcement) (an external authority) issued it. Distinct from a recorded measurement (which has an independent truthmaker) and from a modeled figure (a computed quantity, not a verdict). Challengeable; superseded if the authority reclassifies."
    },
    {
      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-0516-2024/boundary",
      "@type": "schema:Claim",
      "name": "What an FDA recall is — and is NOT",
      "text": "A recall is a RECORDED FDA enforcement action — the FDA logged that a firm is removing or correcting a product, classed by the FDA's risk judgment. It does NOT establish that any specific unit is affected or caused harm; causation is not established. This record informs and compares — it is NOT medical advice and does not tell anyone to start or stop a drug or device. For a medical decision, route to the FDA recall record and a licensed pharmacist or prescriber.",
      "claimType": "interpretation",
      "reviewStatus": "current",
      "commercialInfluence": false,
      "epistemicStatus": {
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        "source": "Atlas Commons L5 boundary (enforcement-action ≠ harm causation)",
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        "value": "a recorded enforcement action, not proof of harm or causation; not medical advice",
        "adjudicator": null
      },
      "falsifier": "occurred=FALSE (a framing, not an event) and adjudged=FALSE (an in-house reading, not an authority's verdict) — the LOWEST-warrant claim here. A flat representation would render this identically to the official facts; the four-status does not."
    }
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      "name": "FDA recall details — Z-0516-2024",
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            "Value": "Z-0516-2024",
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            "Status": "determination"
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            "Value": "Ongoing — the recall is still being carried out.",
            "Status": "recorded"
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          "item": {
            "Field": "Recalling firm",
            "Value": "BioReference Health, LLC",
            "Status": "recorded"
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          "item": {
            "Field": "Reason",
            "Value": "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.",
            "Status": "recorded"
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            "Status": "recorded"
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          "position": 9,
          "item": {
            "Field": "Distribution pattern",
            "Value": "US Nationwide distribution.",
            "Status": "recorded"
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