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Published on January 24, 2018

BNP - B-Type Natriuretic Peptide

SIM

13550 

CPT

83880 

Synonyms

CHF BNP (Congestive Heart Failure BNP) 

Specimen Type

Plasma 

Container

6.0 ml (Tall - purple) EDTA (Plastic tubes are recommended as BNP is unstable in glass tubes)

Collection Instructions

None

Volume

2 mL
Min: 0.5 ml plasma

Additional Information

No glass tube

Patient Preparation

None

Specimen Processing Instructions

Plasma:  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes.

Centrifuge within 2 hours of collection.

Do not store at room temperature.

Transport Requirements

Refrigerated

Specimen Stability

Do not store at room temperature.  Refrigerated: 6 hours  If plasma samples are not tested within 6 hours, store samples in plastic tubes and freeze at or below -20C.  Samples are stable up to 9 months when stored frozen at or below -20C. 

Rejection Criteria

Sample submitted is not purple EDTA plasma.
Sample is collected in glass tube.

Reference Range

<100 pg/ml

Critical Value

None 

Test Includes

BNP 

Methodology

Sandwich immunoassay using direct chemiluminescent technology 

Testing Frequency

Daily,  Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-24-18

Supplemental

  

Reviewed by Sandy Hammett on January 24, 2018

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