ARCHITECT i System Assay CD-ROM, in vitro diagnostic analyzer, U.S. Version 21.0; for use on the ARCHITECT i System; Abbott Laboratories, Abbott Park, IL 60064; list number 06E58-21

On 1/2/07, Abbott sent Product Correction, Immediate Action Required letters dated 12/29/06 to all ARCHITECT AUSAB (list number 1L82-25) and ARCHITECT Anti-HCV customers (list number 1L79-25) who have the affected assay CD-ROM. The end users were informed that for the ARCHITECT AUSAB and ARCHITECT Anti-HCV assays, the default interpretations in the Assay Parameters window, installed from ARCHITECT I System Assay CD-ROM US Version 06E58-21, are not align with the result interpretation options in the package inserts. The accounts were advised to reconfigure the names of the interpretations in Assay Parameters window, following the steps in the enclosed attachments A and B. The accounts were requested to keep a copy of the letter on file until the revised Assay CD-ROM is received. The accounts were requested to complete the customer reply form, indicating that the letter was received, understood and disseminated to the laboratory manager/supervisor responsible for Architect AUSAB and/or Anti-HCV testing, and fax it to Abbott by 1/12/07.