year old female presents with a history of a swollen painful left leg. 10 days
prior to presentation she had been discharged from hospital after undergoing a
femoral hernia repair. 6 years previously she had a deep vein thrombosis of
her left leg following an abdominal hysterectomy.
examination you note that her left lower limb is swollen, erythematous and the
superficial veins are engorged.
Ultrasound confirms a popliteo-femoral deep venous thrombosis.
this patient which one of the following would you recommend?
Warfarin for 3 months
Warfarin for 6 months
molecular weight heparin for 3 months
molecular weight heparin for 6 months