Sign in →

Test Code LAB1240 B-Type Natriuretic Peptide (BNP), Plasma

Additional Codes

Test Name in EPIC EPIC Test Code Mnemonic



Chemiluminescent Microparticle Immunoassay (CMIA)

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Lavender top (EDTA)

Specimen Volume: 1 mL

Specimen Minimum Volume: 0.15 mL

Collection Instructions:

1. Hemolyzed specimen is not acceptable.

2. If patient is on nesiritide (Natrecor), wait 5 half-lives (2 hours) after infusion before drawing specimen.
3. Remove plasma from cells within 24 hours of draw.

4. Specimens can be processed and tested up to 4 hours at ambient temperature.

Additional Information: Glass vial is not acceptable.

Specimen Transport Temperature

Refrigerate 1 Day/Frozen 3 Months/Ambient 4 hours

Day(s) Test Set Up

Monday through Sunday

Reference Values

0-100 pg/mL

Caution: BNP results will be elevated for patients receiving nesiritide (Natrecor®). Please wait 2 hours (5 half-lives) after infusion of nesiritide before drawing a BNP level.

Performing Laboratory

Chemistry -

Central Region: St. Joseph's Medical Center Lab

East Region: Deer River Hospital Lab, Northern Pines Lab, Sandstone Hospital Lab, SMDC Clinical Lab, St. Mary's Hospital - Superior Lab, Virginia Hospital Lab

West Region: Fargo Hospital Lab, Fosston Hospital Lab, St. Mary's - Detroit Lakes Lab

Test Classification and CPT Coding