Alberta Precision Laboratories

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Organization:

Alberta Precision Laboratories

Message Alert:

PLEASE NOTE: This Test Directory is in an interim state and due to changes pertaining to the DynaLIFE transition, performing site for routing has not been updated. Please refer to Laboratory Information System for appropriate routing.

Test Name/Synonym:

Lupus Anticoagulant
(Synonym: DRVVT, Dilute Russell Viper Venom Time)

Ordering Alert:

Refer to appropriate panel:

Antiphospholipid Syndrome Investigation
Hemostasis Investigations
Hereditary Thrombophilia Investigations

Collection Alert:

All Hospitals (Inpatients and Outpatient collection labs) can collect. For community Patient Service Centres (PSC), testing can ONLY be collected at the PSCs listed below.

Shipping and Handling Alert:

Specimens are time sensitive.

LABID (Connect Care):

LAB478

Specimen Type:

Blood

Primary Container:

LT BLUE CITRATE

Minimum Collection Volume:

Two 2.7mL LT BLUE CITRATE tubes

Specimen Collection Requirements:

Light Blue Citrate: It is important to fill tube to maximum draw.
Mix well immediately after collection by inverting tube 3 to 4 times.
If venous access is not available, sample can be drawn from a line but 6x the volume of the line or 5 mL (whichever is less) must be removed prior to collection.
When using a winged blood collection set (butterfly needle), a discard tube must be used to remove the air in the tubing, if only a citrate tube is drawn or is the first tube drawn.

All Hospitals (Inpatients and Outpatient collection labs) can collect. For community Patient Service Centres (PSC), testing can ONLY be collected at the PSCs listed below:
Edmonton:	Meadowlark Patient Service Centre Northgate Patient Service Centre Heritage Patient Service Centre Tawa Patient Service Centre Windermere Patient Service Centre Leduc Patient Service Centre Athabasca Place (Sherwood Park) Patient Service Centre
Central Zone:	Camrose Patient Service Centre Red Deer Downtown Patient Service Centre Red Deer Bower Plaza Patient Service Centre Lloydminster Patient Service Centre
North Zone:	Franklin (Fort McMurray) Patient Service Centre Grande Prairie Patient Service Centre
Calgary	All Calgary Zone Patient Service Centres
South	Medicine Hat Patient Service Centre Lethbridge Centre Village Patient Service Centre Lethbridge Highlands Patient Service Centre Brooks Patient Service Centre
Mobile	Test cannot be collected by Mobile Collection Service (MCS).

Test Resources:

Antiphospholipid Syndrome Investigation Requisition

Stability and Storage:

Room temperature - 3.5 hours

Processing:

For specimens that will be received beyond stability refer to Antiphospholipid Syndrome Investigation

Transportation:

Room temperature - uncentrifuged
Frozen (dry ice if available) - Specimens must maintain frozen state for entire duration of transport.

Testing Schedule:

Batched

For stat testing in Calgary: Contact Special Coagulation Laboratory. After hours contact the Hematopathologist on call.

For stat testing in Edmonton: MUST contact the Hematopathologist or Clinical Biochemist on call.

Reference Interval:

See Laboratory Report.

Testing Area:

Special Coagulation

Performing Site:

Calgary	Diagnostic and Scientific Centre
Edmonton	University of Alberta Hospital

Contact Comments:

1-877-868-6848

Last Updated On:

Monday, November 25, 2024