Alberta Precision Laboratories

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Organization:

Alberta Precision Laboratories

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Test Name/Synonym:

Antibody Screen
(Indirect Antiglobulin Test, IAT, Indirect Coombs Tests)

Clinical Indications:

Investigation of allo or auto antibodies
Not for routine prenatal screening. Prenatal screening is performed by CBS
Not for pretransfusion testing. See Type and Screen

Test Includes:

Antibody Screen
Antibody Identification

LABID (Connect Care):

LAB278

Test Code:

CALGARY ZONE:	ABS
CENTRAL ZONE:	ABSG (TESTING PERFORMED AT RED DEER REGIONAL HOSPITAL) ABS (TESTING PERFORMED AT DRUMHELLER HC OR WETASKIWIN HOSPITAL) ABS1 – (TESTING PERFORMED AT WAINWRIGHT OR CAMROSE HC)
NORTH ZONE:	ABS OR ABSRO
SOUTH ZONE:	ABSG

Specimen Type:

Blood

Specimen Source:

Venous, Arterial, Intraosseus

Primary Container:

Lavender Top - EDTA

Minimum Collection Volume:

Connect Care Calgary Edmonton	1 mL
Central Zone North South	4 mL (adult) 1 mL (pediatrics and neonates)

(Additional volume is required for patients with antibodies)

Stability and Storage:

Refrigerated 1-6°C
Retained 7 days

Method and Interpretation of Results:

Antibody screen: indirect antiglobulin test

Routine Turn Around Time:

Stat – performed within 90 minutes for ED patients, or 120 minutes for hospital patients if ordered at a testing site and required for transfusion.
Results may be delayed if antibodies are detected.

Testing Schedule:

Daily

Reference Interval:

Antibody screen: negative

Testing Area:

Transfusion Medicine

Performing Site:

Calgary Zone	Alberta Children’s Hospital Foothills Medical Center Peter Lougheed Center Rockyview Hospital South Health Campus Canmore General Hospital High River Hospital
Central Zone	Camrose General Hospital Drumheller HC Red Deer Regional Hospital Centre Wainwright HC Wetaskiwin Hospital
Edmonton Zone	Grey Nuns Hospital Misericordia Hospital Royal Alex Hospital Sturgeon Hospital University of Alberta Hospital
North Zone	Bonnyville HC Cold Lake HC Edson HC Grande Prairie Regional Hospital High Prairie HC Hinton HC Lac La Biche HC Peace River HC St. Paul HC
South Zone	Chinook Regional Hospital Medicine Hat Regional Hospital Brooks Health Centre

Last Updated On:

Tuesday, August 4, 2020