Test Directory

50367 Factor V Leiden Mutation

Specimen Type
Specimen Stability
Reference Range
Whole Blood
8 Days 2 - 8°C
Not Detected

Specimen Requirements

Specimen Type: Whole Blood
Container: 1 Lavender Top Tube
Temperature: Refrigerated
Preferred Vol: 2.00 mL
Min Vol: 2.00 mL




Tues, Thurs, Sat

Turn-Around Time

2-3 Days


Full tube of Whole blood

Clinical Utility

The Factor V Leiden (G1691A) mutation is present in 45% of familial thrombophilia cases and is the most common genetic risk factor identified in patients with deep vein thrombosis. Individuals who are heterozygous for the Factor V Leiden mutation have a 5- to 10-fold increased risk of venous thrombosis, while homozygous individuals have a 50- to 100-fold increased risk of venous thrombosis.

CPT Codes

81241, 83891 X 2, 83892 X 2, 83896 X 2, 83898 X 2, 83903 X 2, 83908 X 2, 83912 X 2

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