Test Name
Brain Natriuretic Peptide, NT-ProBNP
Alternate DescriptionN-terminal pro Brain Natriuretic Peptide
Availability24 hours a day, seven days a week
Lab Section
Chemistry
Fluid TypeLithium Heparin Plasma (Green-top), Serum is also acceptable (Red-top tube)
Specimen Tube Type Transport
Preferred sample is one full 7mL Green-top tube
Summary Test NameBrain Natriuretic Peptide
Specimen Preparation OutreachRefrigerate until courier pickup.
Minimum Volume1 ml whole blood
Specimen TransportRoom temp
Specimen Preparation In HouseSend to the lab as soon as specimen has been collected.
Stat Availability24 hours a day, seven days a week
Test Turnaround Time Routines And StatsRoutine 4 hours, Stat 2 hours
Reference Value<75 Yr < 125 pg/mL >75 Yr <450 pg/mL
Additional Test InformationSerum and plasma samples may be stored for up to 3 days at 20–25 °C, 3 days at 2–8 °C or 12 months at -20 °C.