|Profile or Test Panel|
|Also Known as (Alias)||Factor II genotyping|
|Method||polymerase chain reaction (PCR) based|
|Test Information||Patients testing positive for APC resistance or the Factor V Leiden mutation should be considered for testing for the Factor II (Prothrombin) G20210A variant. Individuals who are homozygous or heterozygous for the 20210A genotype have a 3-to 5-fold elevated risk for venous thrombosis.|
|Additional Test Information||Test Values:
Homozygous normal (20210G)
Heterozygous or Homozygous abnormal (20210A)
*Note abnormal tests are confirmed by repeating tests.
|Sample Requirements||EDTA (lavender top)|
|Requested Volume||5cc EDTA (lavender top) tube|
|Minimum Volume or Pediatric volume||5cc EDTA (lavender top) tube|
|Shipping Information||Whole blood shipped at ambient temperature and should arrive in the lab within 48 hours.
Send samples to:
|Requisition Form||Request for Testing Hemostasis Reference Laboratory|
|Test Schedule||Weekly on Tuesdays on samples received Wednesday through Monday noon|
|Turn around Time (analytic time)||3 business days|
|Report/Results||Fax number required to receive report|
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