Diasorin Inc. PolyTiter software version 2.8 for use in the Polymedco PolyTiter Immunofluorescent Titration System, DiaSorin part # PT100 which is programmed for DiaSorin ANAFLUOR Indirect fluroescent Antibody Test For the detection and titration of circulating antinuclear antibodies. REF: 1624, 1662, 1660, 6624, 1604 Recall
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
PolyTiter software version 2.8 for use in the Polymedco PolyTiter Immunofluorescent Titration System, DiaSorin part # PT100 which is programmed for DiaSorin ANAFLUOR Indirect fluroescent Antibody Test For the detection and titration of circulating antinuclear antibodies. REF: 1624, 1662, 1660, 6624, 1604
Brand
Diasorin Inc.
Lot Codes / Batch Numbers
polyTiter software version 2.8
Products Sold
polyTiter software version 2.8
Diasorin Inc. is recalling PolyTiter software version 2.8 for use in the Polymedco PolyTiter Immunofluorescent Titration System due to The program for a specific immunofluorescent titration system (Polymedco PolyTiter immunofluorescent Titration System) was found faulty in that the ca. Based on FDA medical device recall database.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
The program for a specific immunofluorescent titration system (Polymedco PolyTiter immunofluorescent Titration System) was found faulty in that the calibrator 2 value was incorrectly programmed as 1:120 instead of 1:160.
Recommended Action
Per FDA guidance
All customers were notified of the problem via phone and letter. Verbal instructions were given of how to change the Calibrator 2 titer to the correct one. A letter instructs customer to return software disc to DiaSorin, remove version 2.8 from the computer and install version 2.8.1.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticeDistribution
As reported by FDA
AL, AZ, CA, CO, FL, KY, MO, NV, NJ, NC, OH, TX, VA
Page updated: Jan 10, 2026