Alberta Precision Laboratories

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Organization:

Sub-Page

Test Name/Synonym:

N-Terminal Prohormone B Type Natriuretic Peptide (NTPROBNP), Dimension EXL (Synonym: PRO-BNP, PRO BETA NATRIURETIC PEPTIDE, NTBNP, PBNP, NT-PROBNP)

LABID (Connect Care):

LAB5122

Primary Container:

MINT LIHEP PST

Alternate Containers:

GOLD SST

Minimum Collection Volume:

0.5 mL plasma or serum

Test Resources:

	General Laboratory Requisition – 21302
	Connect Care Downtime General Laboratory Requisition
	Biotin Interference

Stability and Storage:

3 days, refrigerated or room temperature

Testing Schedule:

Daily

Reference Interval:

In an acute setting,Heart Failure:

Unlikely if NT-proBNP less than 300 ng/L
Likely if:
- NT-proBNP greater than 450 ng/L for patients less than 50 years of age
- NT-proBNP greater than 900 ng/L for patients 50 - 75 years of age
- NT-proBNP greater than 1800 ng/L for patients greater than 75 years of age.

2017 CCS HF Guidelines, CJC 2017

Different assays are not comparable and should not be used for trending purposes.

Testing Area:

Biochemistry

Performing Site:

Northern Lights Regional Health Centre – Fort McMurray

Last Updated On:

Wednesday, April 23, 2025