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Factor V Leiden LIS Code: Factor V Leiden
Detect Factor V Leiden mutation linked to clotting risk. Reliable private genetic testing.
£94
Blood sample
Results in 14 days
Before your test
Any time of dayBook whichever slot suits you
Usually no fastingAny preparation this test needs is listed in your booking email
About 5 minutesA quick sample taken from your arm
Results onlineIn your secure online account, with the lab's reference ranges
Where you can test: SloughVictoriaNeasdenHome visit
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GMC-registereddoctors on hand
No GP referralbook directly
£94
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⏱ Results in 14 days
· LIS: Factor V Leiden
ℹ️ TAT begins when your sample is received at our lab.
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Phlebotomy Fee: £25
A one-off £25 phlebotomy fee applies per visit — this covers your blood draw regardless of how many tests you book in the same appointment.
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About this test
What is Factor V Leiden
Factor V Leiden is a genetic mutation affecting one of the blood's clotting factors.
Health Implications
This mutation can raise the risk of developing abnormal blood clots, particularly in the legs (deep vein thrombosis) or lungs (pulmonary embolism).
