Test directory: NT proBNP

Ordering Code5774
Test NameNT proBNP
AliasN-terminal pro-Brain Natriuretic
NT-pro B-Natriuretic Peptide
NT-B type Natriuretic Peptide
Preferred SpecimenPlasma
Preferred ContainerLithium Heparin PST (Green)
Other Specimen/ContainerPlasma in Lithium Heparin (Green), Serum in Plain (Red),
Serum in SST (Gold)
Optimum Volume0.5 mL
Handling InstructionsCentrifuge within 2 hours of collection
Specimens should be free of particulate matter.
Transport RequirementsOahu: Ambient
Airline: Frozen (aliquot)
Specimen StabilityAmbient: 3 Days
Refrigerated: 3 Days
Frozen: 1 Year
Rejection CriteriaInsufficient quantity, Specimen older than stability limits
Avail. StatYES
Analytic Time1 Day
MethodologyECLIA-Electrochemiluminescence Immunoassay

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
NT proBNP>=75Y<450<450pg/mL
NT proBNP0-74Y<125<125pg/mL