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Epic Test Code POC1620 POCT PT/INR

Performing Location(s)

Bassett Healthcare Network POC Testing.  Only available at POC Approved Testing Locations.

Specimen Type

Capillary 

Preferred Container

Capillary fingerstick
 Allow the puncture site to air dry
Do not wipe away the first drop of blood. Use first drop for testing

Venous sample collection: Collect into a non-anticoagulated syringe.  Discard the first four drops of blood collected; immediately apply one drop of blood to test strip 

Volume Required

20 uL

Reference Values

Reference Values:
INR 0.9-1.2
PT 10.1-13.2 seconds
Therapeutic Values: 
INR 2.0-3.0 (Routine Oral Anticoagulation)
INR 2.5-3.5 (Mechanical Valves)
Critical Value: INR >4.4

Includes

PT/INR

Confirmatory Testing

Venous Confirmation: A Laboratory confirmation is required for INR results >6.0
The order for the confirmatory PT/INR is automatic and all INRs >6.0 require a sample submitted to the Clinical Laboratory for confirmatory testing.  The Beaker label will print to the specimen label printer upon verifying the results.

Available STAT

Only available at POC Approved Testing Locations.

Limitations

DO NOT touch a test strip with wet hands or gloves.
DO NOT puncture finger until the flashing test strip icon and the falling blood drop symbol appear on the meter screen
Dose the meter within 15 seconds of the puncture
DO NOT use for patients being treated with any direct thrombin inhibitors – including Hirudin, Lepirudin, Bivalirudin and Argatroban
The presence of anti-phospholipid antibodies (APAs) such as Lupus antibodies can potentially lead to elevated INR values

Methodology

CoaguChek XS Plus

CPT Code

85610

Last Updated

10-OCT-24 MS