The preferred urine sample to be used with the icon 25 test kit is the first morning void.
No pt samples were available for additional investigation at beckman coulter.
No customer devices were returned to beckman coulter.
Positive and negative urine controls performed correctly on retain devices when tested at beckman coulter.
Since the customer could not provide a sample to confirm or refute the false negative results, a malfunction will be assumed for this report.
The root cause of event is unk and unknowable.
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