inforMED
MalfunctionCFJ

CLINICAL CHEMISTRY LACTATE DEHYDROGENASE

Received Oct 29, 2018 · Event occurred Oct 11, 2018

Report 1628664-2018-01980 · MDR key 8017113

Device

Generic name

Lactate Dehydrogenase

Catalog number

02P56-21

Lot number

99549UN18

Product problems

  • High Test Results
  • High Test Results

Patient

Not reported

  • No Known Impact Or Consequence To Patient
  • No Known Impact Or Consequence To Patient

Narrative

Additional Manufacturer Narrative

AN EVALUATION IS IN PROCESS. A FOLLOW-UP REPORT WILL BE SUBMITTED WHEN THE EVALUATION IS COMPLETE. AN EVALUATION IS IN PROCESS.

Description of Event or Problem

THE CUSTOMER OBSERVED IMPRECISE RESULTS WHILE USING CLINICAL CHEMISTRY LACTATE DEHYDROGENASE REAGENTS. THE FOLLOWING DATA WAS PROVIDED FOR ONE PATIENT. SID (B)(4), SPECIMEN 1 INITIAL (DRAWN IN THE MORNING, TESTED AT 5:00 P.M. USING THE C16000 ANALYZER SN C1601627) 388.6 U/L, REPEAT 182.93 U/L, REPEAT USING C8000 ANALYZER SN (B)(4) 329.32, 179.63 U/L SPECIMEN 2 INITIAL (DRAWN IN THE AFTERNOON, TEST TIME NOT PROVIDED USING THE C16000 ANALYZER SN (B)(4) 173.69 MULTIPLE REPLICATES FOR THE PATIENT RANGED FROM 159.57 TO 181.97 U/L, HOWEVER NO DRAW TIME OR ANALYZER USED WERE PROVIDED. PER THE PRODUCT PACKAGE INSERT, THE REFERENCE RANGE FOR THE ASSAY IS 125 TO 220 U/L. NO IMPACT TO PATIENT MANAGEMENT WAS REPORTED.

Description of Event or Problem

ADDITIONAL SPECIMEN RESULTS WERE PROVIDED. SID (B)(6), INITIAL: 259.53 U/L, REPEAT: 172.94 U/L.

Additional Manufacturer Narrative

AN EVALUATION IS IN PROCESS.

Additional Manufacturer Narrative

AFTER FURTHER EVALUATION, THE SUSPECT MEDICAL DEVICE WAS CHANGED FROM CLINICAL CHEMISTRY LACTATE DEHYDROGENASE REAGENTS TO THE ARCHITECT C16000 ANALYZER. MDR NUMBER 1628664-2018-02200 HAS BEEN SUBMITTED AND ALL FURTHER INFORMATION WILL BE DOCUMENTED UNDER THAT MDR NUMBER.