Inherited thrombophilias such as factor V Leiden are relevant to venous thrombosis risk, but routine testing is not recommended in unexplained recurrent miscarriage because treating them does not reliably improve outcomes. Testing is targeted at personal or family thrombosis history.
Also known as: factor V Leiden, clotting disorder, MTHFR
Related Canada guides
Sources
- Society of Obstetricians and Gynaecologists of Canada (SOGC) patient information
Last reviewed: September 9, 2026. Written by the Antega Editorial Team. General information only โ always follow the advice of your own clinic, doctor or pharmacist.
