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Test ID BLOD1482 Activated Protein C Reflex to Factor V Leiden

Specimen Type/Requirements

Blue top (Sodium Citrate) tube - Plasma, Double Spun Platelet Poor 
and 

Lavender top (EDTA) tube - Whole Blood


See  Coagulation Testing and Platelet Poor Plasma Preparation

 

Note:  EDTA specimen must not be used for any other testing to prevent contamination.

 

Test is affected by gross hemolysis.  Test is not affected by lipemia.

Stability/Transport

Sodium Citrate Plasma:

 Room Temperature     4 hours     
 Refrigerated     Not Acceptable     
 Frozen     1 month     Preferred for transport   

EDTA Whole Blood:

 Room Temperature     Not Acceptable     
 Refrigerated     7 days     
 Frozen     12 months    Preferred for transport   

 

Performed Test Frequency

Wednesday

Methodology

APTT-Based Assay (Clot-Based)

Performing Lab

Sanford Laboratories Sioux Falls

CPT

85307

Specimen Volume

Sodium Citrate Plasma:

 Preferred Volume     2.0 mL   
 Minimum Volume     0.7 mL   

EDTA Whole Blood:

 Preferred Volume     2.0 mL   
 Minimum Volume     2.0 mL