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HelpTest Code LAB4019 N-terminal-pro B-type Natriuretic Peptide (NT-proBNP)
Specimen Type
Preferred Sample: Lithium Heparin Plasma (Mint/Light Green Top Tube)
Alternative Sample: Serum (gel and non-gel), Dark Green top Litium Heparin Tubes
Specimen Volume
2 mL
Minimum Volume
0.5 mL
Turnaround Time
STAT: 1 hour
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Refrigerated: 3 days
Room temp: 2 days
Frozen: 30 days
Method
chemiluminescent microparticle immunoassay (CMIA)
Reference Ranges
|
Age |
Male |
Female |
|
0-18 years |
Not Established |
Not Established |
|
18-50 years |
<180.3 pg/mL |
<104.8 pg/mL |
|
50-75 years |
<451.6 pg/mL |
<334.1 pg/mL |
|
>75 years |
<683.0 pg/mL |
<956.1 pg/mL |
Synonyms
NT-proBNP
CPT Codes
83880