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HelpTest Code PBNP N-Terminal Pro B-Type Natriuretic Peptide
Laboratory Code
LAB3040382
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 3 days |
| Refrigerate | 6 days |
| Frozen | 1 year |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
24 hrs, TAT 1 day
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
| Age | |
|---|---|
| < 75 yrs | ≤ 125 ng/L |
| ≥ 75 yrs | ≤ 450 ng/L |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
A marker for left ventricular dysfunction.
Service Code
31049
LOINC Code Information
83107-3
Alias
ProBNP (B-Type Natriuretic Peptide)
NT Pro BNP
N Terminal proBNP
Update
Last updated 11/03/2025