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Labcorp Oklahoma, Inc.
Test Directory


Index:

Activated Protein C Resistance (APCR)

Order Name PROT C RES
Test Number: 1507750
Revision Date 08/26/2014
Test Name Methodology LOINC Code
Activated Protein C Resistance (APCR)
Clot Detection 13590-5 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2.7 mL Whole Blood Sodium Citrate 3.2% (Blue Top) Room Temperature
Alternate 1 1.5 mL Double Spun Plasma Sterile, Capped Plastic Tube Frozen
Instructions Please indicate anticoagulant therapy.
Each 2.7mL Sodium Citrate 3.2% (Blue Top) tube must be filled to the proper level, no hemolysis. Improperly filled tubes can give erroneous results. Whole blood must be transported to lab immediately.
If testing cannot be started within 2 hours of collection the specimen must be double spun then 1.5 mL plasma aliquot from each tube into individual plastic aliquot tubes and freeze.
Do not pool aliquots together!
GENERAL INFORMATION
Testing Schedule Tues, Thurs 
Expected TAT 3-5 Days  
Clinical Use For the dermination of resistance to activated Protein C, caused by the Factor V (5) Leiden mutation. 
CPT Code(s) 85307
Lab Section Coagulation