A 47-year-old obese man presents with a swollen, tender left calf after a long-haul flight from Europe to Australia. He has no past history of venous ...

Question

A 47-year-old obese man presents with a swollen, tender left calf after a long-haul flight from Europe to Australia. He has no past history of venous thromboembolism or active cancer. Wells score suggests moderate pre-test probability for deep vein thrombosis (DVT). D-dimer is elevated. What is the most appropriate next diagnostic step?

Accepted Answer

Arrange immediate compression venous duplex ultrasound of the leg

Answer

Start therapeutic anticoagulation without further imaging

Answer

Order a CT pulmonary angiogram

Answer

Arrange contrast venography of the leg

Answer

Repeat D-dimer in 48 hours

au-amc MCQ (SBA): Deep vein thrombosis