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Cardio IQ® NT-proBNP
Test Code91739
CPT Codes
83880
Preferred Specimen
1 mL serum
Minimum Volume
0.3 mL
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 72 hours
Refrigerated: 5 days
Frozen: 30 days
Refrigerated: 5 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis
Methodology
Electrochemiluminescence (ECLIA)
Setup Schedule
Night Sets up 5 days a week.
Clinical Significance
BNP is used to aid in the diagnosis of left ventricular dysfunction in heart failure. In contrast with BNP, a drug to treat left ventricular dysfunction does not interfere with the measurement of N-terminal pro-BNP.
