A 43-year-old woman presents with a 2-day history of painful swelling of her left calf after a long-haul flight. Wells score for DVT is 3 (DVT likely). Ultrasound scanning cannot be performed for 12 hours. What is the most appropriate management?AReassure and arrange review in one weekBStart prophylactic dose low molecular weight heparin and arrange ultrasound in 1 weekCStart therapeutic dose low molecular weight heparin and arrange ultrasound within 24 hoursDRequest D-dimer only and await result before any treatmentEArrange outpatient CT venography without anticoagulationCheck my answer