UniCel DxH 690T COULTER Cellular Analysis System, configured with the Led HGB Photometer REF: C34520

Hematology analyzers configured with HGB photometers may result in erroneously high hemoglobin (HGB) results on samples with elevated white blood cell (WBC) counts.

On August 13, 2025, Beckman Coulter initiated a "Urgent Medical Device Recall" notification via E-Mail. Beckman Coulter expanded the recall to additional consignees September 25, 2025 Beckman Coulter asked consignees to take the following actions: For specimens with a WBC count > 30 x 103 and = 90 x 103 cells/L, follow the actions listed within the customer letter. For specimens with a WBC count > 90 x 103 cells/L, follow the actions listed within the customer letter. To identify WBC counts > 30 x 103 cells/L, consider implementing decision rules within your Laboratory Information System (LIS), Middleware, or on affected instruments. Consult your Medical Director to determine if a retrospective review of results is warranted. Beckman Coulter recommends posting this letter on or near the affected analyzers Please share this information with your laboratory staff and retain this notification as part of your laboratory Quality System documentation. If you have forwarded any of the affected products listed above to another laboratory, please provide them a copy of this letter. Acknowledge receipt of the notification.