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Epic Code LAB3219 NT - Pro BNP (B Natriuretic Peptide) Blood Level

Important Note

.NT Pro-BNP specimens must be venipuncture specimens.

Microtainers may be filled with a specimen that is drawn in a syringe.

Test Name Alias

ProBNP | N Terminal proBNP | BNP | 259

Interface Order Alias

11569

Collection Instructions

Specimen Collection: Blood

 

Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel)

Preferred Volume to Collect: 4.5 mL

Minimum Volume to Collect: 2.0 mL

Neonate Volume to Collect: 1.0 mL

Capillary collect ok? No

Microtainer acceptable: Only from specimen that is drawn from a syringe

 

Collection Instructions:

  • Must be venipuncture specimen (no capillary collection)
  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

 

Processing Instructions (Laboratory, Outpatient or Off-site collection)

  • Processed Specimen: Plasma
  • Centrifuge/Spin: Yes
  • Aliquot: Yes
  • Processing Instructions:
    • Plasma is preferred specimen type
    • Minimum plasma volume: 1.0 mL (0.5 mL plasma for neonate)
    • Green Tube/Plasma: Centrifuge after collection.
  • Transport Temperature: Refrigerate

Specimen Stability

Ambient: 3 days (aliquoted plasma)

Refrigerate: 3 days (aliquoted plasma)

Frozen: Plasma can be frozen for longer storage.

Laboratory Retention: 72 hours

Test Frequency

Available 24 hours, usual TAT 1 day.

Reference Range

0 Minutes up to 50 Years: ≤450 ng/L

50 Years up to 75 Years: ≤900 ng/L

75 Years up to 150 Years: ≤1800 ng/L

Performing Department

Chemistry

Performing Department Laboratory Location

Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Big Rapids Laboratory, Big Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Corewell Health Gerber Laboratory, Fremont, MI
Corewell Health Kelsey Laboratory, Lakeview, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Reed City Laboratory, Reed City, MI
Corewell Health Greenville Laboratory, Greenville, MI
Corewell Health Zeeland Laboratory, Zeeland, MI
Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI
Corewell Health Lakeland Niles Laboratory, Niles, MI
Corewell Health Lakeland Watervliet Laboratory, Watervliet, MI

Methodology

Electrochemiluminescence Immunoassay (ECLIA)

CPT

83880

CDM Code

3018388001

Epic Test ID

1230100983

LOINC

NT-Pro BNP: 33762-6

Reviewed Date

3/7/2024