Customer stated the patient results were reported to the physician and results were questioned.Customer has been informed not to run abnormally colored urine samples on instrument particularly pyruvate/pyridium samples.As per reagent ifu: substances that cause abnormal urine color may affect the readability of test pads on urinalysis reagent strips.These substances include visible levels of blood or bilirubin and drugs containing dyes (e.G., pyridium, azo gantrisin, azo gantanol), nitrofurantoin (macrodantin, furadantin), or riboflavin.Customer received and installed software version 2.5 which will trigger and error code (e50) instead of a misidentification.Instrument is operational.
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