An outside of the united states (ous) customer contacted the siemens customer care center to report an observation of falsely depressed atellica ch enzymatic creatinine_3 (ecre3) patient results.Quality control (qc) recovered within acceptable ranges for all control levels.The calibration used in sample processing was acceptable.The interpretation of results section of the instructions for use (ifu) states, "results of this assay should always be interpreted in conjunction with the patient¿s medical history, clinical presentation, and other findings." the limitations section of the ifu states, "as with any chemical reaction, you must be alert to the possible effect of unknown interferences from medications or endogenous substances.The laboratory and physician must evaluate all patient results in light of the total clinical status of the patient." siemens is investigating.
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