Sign in →

Test Code LAB106 B-Type Natriuretic Peptide (BNP)

Specimen Requirement

1.0 mL EDTA plasma collected in plastic collection tube

(glass tubes are not acceptable)

Specimen Stability

Whole Blood: 4 hours at 20 - 25° C

                       24 hours at 2-8° C

 

Plasma:         4 hours at 20 - 25° C                     
                       24 hours at 2-8° C

                       6 months at -20° C

 

 

Referring Labs:  Separate plasma and send frozen.

Testing Schedule

Daily

Reference Range

<100 pg/mL

Testing Department

Chemistry

Method

Chemiluminescent Microparticle Immunoassay (CMIA)

CPT Code

83880

Outpatient Turnaround Time

4 hours after receipt

Inpatient STAT Turnaround Time

60 minutes after receipt

Inpatient Routine Turnaround Time

4 hours after receipt