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Labcorp Oklahoma, Inc.
Test Directory


Index:

Factor 2 (II) Assay

Order Name FACTOR 2
Test Number: 1501000
Revision Date 02/09/2022
Test Name Methodology LOINC Code
Factor 2 (II) Assay
Clot Detection 3289-6 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred See Instructions See Instructions Sodium Citrate 3.2% (Blue Top) Ambient whole blood or frozen aliquots
Instructions Please indicate anticoagulant therapy.
Collect Two 2.7mL Sodium Citrate 3.2% (Blue Top) tubes.


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 4 hours of collection the specimen must be double spun then 1.5mL plasma aliquot from each tube into individual plastic aliquot tubes and freeze. 
Do not pool aliquots together!
GENERAL INFORMATION
Testing Schedule Tue, Thr 
Expected TAT 2-3 Days  
Clinical Use This assay measures the clotting abilityof Factor 2. This assay is used to aid in the diagnosis of coagulation factor deficiencies that may present with postoperative bleeding, epistaxis, menorrhagia, and easy bruising. 
CPT Code(s) 85210
Lab Section Coagulation