The customer contacted the siemens ccc.The customer stated that they had observed increased chloride values for patient samples.The customer ran quality controls (qc), which were within range but higher than the means.The customer recalibrated and repeated qc, which was then on the mean.Patient samples were repeated and the discordant result was discovered.The cause of the discordant chloride result is unknown.The instrument is performing according to specifications.No further evaluation of this device is required.
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