Product Name: Lumipulse G pTau 217 Plasma Calibrators Model/Catalog Number: 81557 Software Version: Not...
Fujirebio Diagnostics, Inc. began a recall of Product Name: Lumipulse G pTau 217 Plasma Calibrators Model/Catalog Number: 81557 Software Version: Not Applicable Product Description: Lumipulse G pTau 217... on . FDA classified it as Class II and gives the reason as "Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging...". As of , the recall status on record is Open, Classified.
Recall record
- Recall number
- Z-1303-2026
- Classification
- Class II
- Status
- Open, Classified
- Initiated
- Posted
- Recalling firm
- Fujirebio Diagnostics, Inc.
- Product
- Product Name: Lumipulse G pTau 217 Plasma Calibrators Model/Catalog Number: 81557 Software Version: Not Applicable Product Description: Lumipulse G pTau 217 Plasma Calibrators: The pTau 217 plasma concentration of a specimen is automatically calculated from the calibration curve, which is also automatically calculated from calibration data. The result of the calculation is reported in pg/mL. Lumipulse G pTau 217 Plasma Calibrators: Liquid (Frozen), 1x1.5 mL (5 Concentrations) CAL 1 0 pg/mL pTau 217 Plasma Calibrator CAL 2 0.250 pg/mL pTau 217 Plasma Calibrator CAL 3 1.000 pg/mL pTau 217 Plasma Calibrator CAL 4 5.000 pg/mL pTau 217 Plasma Calibrator CAL 5 10.000 pg/mL pTau 217 Plasma Calibrator Contains Tris buffer with protein (bovine) and chemical stabilizers. Preservative: 0.1% ProClin 300, 0.05% ProClin 950 Component: Yes. Lumipulse G pTau217/B-Amyloid 1-42 Plasma Ratio
- Product code
- SET Immunoassay Blood Test For Amyloid Pathology Assessment
- Reason for recall
- Customers may experience inaccurate test results by observing a higher frequency of classification in the indeterminate and positive zone and/or low specificity when compared back to FDA-cleared CSF ratio/PET imaging, due to falsely elevated positive ratio or falsely elevated indeterminate ratio results causing an incorrect classification of a patient as having amyloid pathology associated with Alzheimer s disease (positive result) and/or requiring more clinical testing of that patient (indeterminate result).
- FDA root cause
- Under Investigation by firm
- Action
- On or about December 11, 2025 URGENT PRODUCT CORRECTION NOTIFICATION letters were sent to customers. Actions to be taken: - Immediately discontinue using the associated Lots listed above for the Lumipulse G pTau217/-Amyloid 1-42 Plasma Ratio. - Review this letter with your Medical Director to determine the appropriate course of action, including for any previously generated results, if applicable. - Notify your ordering physician or health care provider as appropriate. - The test results must be interpreted in conjunction with other diagnostic tools and clinical information. - Please retain this letter with your laboratory records and forward this leer to those who may have received this product.
- Quantity in commerce
- 117 units
- Distribution
- US Nationwide distribution in the states of Arizona, California, Florida, Indiana, Kansas, Kentucky, Maryland, Massachusetts, Minnesota, New Jersey, Pennsylvania, Texas, Washington.
- Product codes and lots
- Model/Catalog Number: 81557; UDI-DI: 05414470815579; Lot Numbers: D5C6094U, D5C6125U;
Enforcement reports
One row per recalled product line| Recall number | Class | Status | Voluntary or mandated | Report date | Classified |
|---|---|---|---|---|---|
| Z-1301-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1302-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1303-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1304-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1305-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1306-2026 | Class II | Ongoing | Voluntary: Firm initiated | ||
| Z-1307-2026 | Class II | Ongoing | Voluntary: Firm initiated |
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