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NT-Pro B-Type Natriuretic Peptide (NT-ProBNP), Serum/Plasma

Test ID: NTBNP

Orderable by Ontario ND

Test

Specimen

Performance / Interpretation

Interface / Setup

Method

ECLIA

Report Includes

NT-Pro B-Type Natriuretic Peptide (NT-ProBNP)

Specimens

Serum; Plasma (Li Heparin); Plasma (EDTA)
Note: Testing is available for BNP as well as for the pro-hormone NT-ProBNP. Please ensure that your order for NT-ProBNP is unambiguous and submit the appropriate specimen. Non-interfaced clients may specify the Test ID NTBNP when ordering NT-ProBNP.

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

29-Jun-2023

Specimens

Collection Containers

Preferred

Gold top (clot activator & gel)

Acceptable

Red top (no additive); Lavender top (EDTA); Green top (sodium heparin)

Sample Volume

1 mL

Collection & Handling

Handling Information

Separate as soon as possible. Store and send frozen.

Stability

Ambient	3 days
Refrigerated	6 days
Frozen	24 months

Test Version

29-Jun-2023

Method

ECLIA

Turnaround Time

2 days

Results

Name	Units	Reference Range	Conversion Factor
NT-Pro B-Type Natriuretic Peptide (NT-ProBNP)	ng/L	Rule-in NT-proBNP values for Cardiac Cause of Dyspnea in Acute Care setting: < 50 y: > 450 50 - 75 y: > 900 >75 y: > 1800 Ambulatory Care setting: <50 y: > 125 50 - 75 y: > 250 >75 y: > 500
NT-Pro B-Type Natriuretic Peptide (NT-ProBNP)

Test Location

St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8

Test Version

29-Jun-2023

HL7 Interface Codes

Order Code	Result Codes	Units
NTBNP	28210NT-proBNP	ng/L

Test Version

29-Jun-2023