Alberta Precision Laboratories

--- Query Results ---

Organization:

Sub-Page

Test Name/Synonym:

N-Terminal Prohormone B Type Natriuretic Peptide, Roche Cobas (NT PROBNP) (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
	Microcollection Minimum Whole Blood Volumes - Calgary Zone

Stability and Storage:

Edmonton Zone
3 days at room temperature
6 days at refrigerated temperature

All other zones:
3 days at room temperature
5 days at refrigerated temperature

Processing:

Centrifuge

Testing Schedule:

Daily

Reference Interval:

Age	Reference Interval (ng/L)
0 days up to 1 year	54 – 556
1 year up to 2 years	39 – 578
2 years up to 6 years	20 – 565
6 years up to 12 years	10 – 340
12 years up to 18 years	6 – 216
18 years up to unspecified	0 – 300

Heart failure is unlikely if NT-Pro BNP is less than 300 ng/L.
Heart failiure is likely if:

NT-Pro BNP greater than 450 ng/L for patients less than 50 years of age
NT-Pro BNP greater than 900 ng/L for patients 50 -75 years of age
NT-Pro BNP greater than 1800 ng/L for patients greater than 75 years of age

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

Testing Area:

Biochemistry

Performing Site:

Calgary Zone	Alberta Children’s Hospital Diagnostic and Scientific Centre Foothills Medical Centre Peter Lougheed Centre Rockyview General Hospital South Health Campus
Central Zone	Red Deer Regional Hospital Centre
Edmonton Zone	Grey Nuns Community Hospital Misericordia Community Hospital Royal Alexandra Hospital Sturgeon Community Hospital University of Alberta Hospital
North Zone	Grande Prairie Regional Hospital
South Zone	Chinook Regional Hospital Medicine Hat Regional Hospital

Last Updated On:

Wednesday, April 23, 2025