how long to continue warfarin after a venous thromboembolism (VTE)

There's debate about how long to continue warfarin after a venous thromboembolism (VTE).

Warfarin for 3 months is usually enough for a first-time UNPROVOKED clot below the knee.

Three months is also enough for clots that are PROVOKED by a MAJOR transient risk factor...surgery, hospitalization, or immobilization.

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