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NT-proBNP (N-terminal Prohormone Brain Natriuretic Peptide), Plasma or Serum
Test Code3951112
CPT Codes
83880
Preferred Specimen
Submit only 1 of the following specimens: For all locations other than South Lab
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Separate plasma from cells by centrifuging within 2 hours of draw.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Yellow-top, Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Separate serum from cells by centrifuging within 2 hours of draw.
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Plasma
Container/Tube: Green-top (heparin) tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions: Separate plasma from cells by centrifuging within 2 hours of draw.
Note: 1. Indicate plasma. 2. Label specimen appropriately (plasma).
Serum
Container/Tube: Yellow-top, Serum gel tube(s)
Specimen Volume: 3 mL (minimum volume: 0.5 mL) of serum
Collection Instructions: Separate serum from cells by centrifuging within 2 hours of draw.
Note: 1. Indicate serum. 2. Label specimen appropriately (serum).
Transport Temperature
Refrigerate
Specimen Stability
Room Temp: 3 days
Refrigerated: 3 days
Frozen: 12 months
Refrigerated: 3 days
Frozen: 12 months
Methodology
Enzyme Immunoassay (EIA)
Setup Schedule
Monday through Sunday
Reference Range
< 75 years: <=125 pg/mL
>=75 years: <=450 pg/mL
>=75 years: <=450 pg/mL
Performed By
CoxHealth
