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Recall Observatory FDA recall evidence

Device product

Access Thyroglobulin assay, a simultaneous one-step immunoenzymatic assay, Catalog Number 33860

Z-2322-2025

July 10, 2025

Class II

Product summary

Firm
Beckman Coulter, Inc.
Event
Event 97255
Status
Ongoing
Classification
Class II
Quantity
453 units
Official record key
device-enforcement:Z-2322-2025

Official wording

Reason: Access Thyroglobulin reagent lot 439163 may generate erroneously high patient results. Falsely increased Access Thyroglobulin results may lead a physician to pursue unnecessary diagnostic imaging studies and/or inappropriate therapy adjustments in patients being monitored for residual or recurrent thyroid cancer.

Code information: UDI-DI: 15099590227173; Lot Number: 439163

Distribution pattern: Worldwide - US Nationwide and the countries of Brazil, Canada, Georgia, Italy, Malaysia, Mexico, Philippines, Spain.

Derived failure modes

  • Unknown

    reason.no_named_rule · v1.0.0

    Access Thyroglobulin reagent lot 439163 may generate erroneously high patient results. Falsely increased Access Thyroglobulin results may lead a physician to pursue unnecessary diagnostic imaging studies and/or inappropriate therapy adjustments in patients being monitored for residual or recurrent thyroid cancer.