Test Code LAB21134 Pro B-Type Natriuretic Peptide
Intended Use
Quantitative determination of N-terminal pro B-type natriuretic peptide levels in human serum and plasma to aid in the following:
- Diagnosis of patients suspected of having acute heart failure in the Emergency Department
- Assessment of heart failure severity
- Risk stratification of patients with heart failure
- Risk stratification of patients with acute coronary syndrome
Methodology
Chemiluminescent immunoenzymatic assay
Performing Laboratory
RCH
Specimen Requirements
Specimen type (preferred): Plasma
Container/Tube: Lithium Heparin green top or purple EDTA
Specimen type: Serum
Container/Tube: Gold Top SST
Specimen Volume: 1 mL (minimum volume 0.5 mL)
Specimen Stability
Refrigerated (preferred): 3 days
Ambient: 24 hours
Frozen: 30 days (can only be thawed once)
CPT Code
83880
Day(s) Test Set Up
Monday through Sunday