The customer contacted the siemens customer call center (ccc) to report the issue.A siemens regional support center (rsc) representative evaluated the lis log from the customer site and found an incorrect software rule in syngo.The instrument sending result data to syngo sends test data in the dose field and an instrument parameter in the coefficient (coff) field.The incorrect rule caused syngo to replace the dose result with the value sent for coff.In the reported event the dose value was a triiodothyronine (t3) test result of 2.72 ng/ml and the coff was 1.0.A result of 1.0 was reported to the physician.It is unknown if the dose value was reported.The test result for the different sample is unknown.A siemens technical support specialist (tsc) corrected the software rule in syngo.The customer reportedly performed a lookback and did not find other occurances of discordant results.The cause of the discordant falsely low t3 test result is an incorrect software rule in syngo.The system is performing according to specifications.No further evaluation of this device is required.
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