Test Overview
Test Methodology
Chemiluminescent Immunoassay (CLIA)
Test Usage
BNP is used as an aid in the diagnosis and assessment of congestive heart failure (CHF).
Reference Range *
< or = 100 pg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Limitations
Hemolyzed specimens should not be used for testing.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
2 hours
Soft Order Code
BNP
MiChart Code
BNP (Brain Natriuretic Peptide)
Synonyms
- ANF
- BNP
- Brain Natriuretic Peptide (BNP)
- Natriuretic Peptide
- ATRIAL NATRIURETIC FACTOR
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect specimen in a lavender top (EDTA) tube. Centrifuge, aliquot plasma into a plastic vial and refrigerate up to 24 hours or freeze for longer storage. Alternatively, intact whole blood is acceptable if stored refrigerated and received within 24 hours of collection.
Normal Volume
0.5 mL EDTA plasma
Minimum Volume
0.25 mL EDTA plasma
Billing
CPT Code
83880
Fee Code
36906
LOINC
30934-4