A 45-year-old man presents to his GP with unilateral left leg swelling and pain for 24 hours after a long-haul flight from Europe. Examination shows p...

Question

A 45-year-old man presents to his GP with unilateral left leg swelling and pain for 24 hours after a long-haul flight from Europe. Examination shows pitting oedema to mid-thigh and calf tenderness. There are no features of pulmonary embolism. Which is the most appropriate initial investigation?

Accepted Answer

Duplex compression ultrasonography of the left lower limb

Answer

D-dimer test only, and if negative no further work-up

Answer

CT pulmonary angiography

Answer

Formal contrast venography of the left leg

Answer

MRI of the lower limb

au-amc MCQ (SBA): Deep vein thrombosis

A 45-year-old man presents to his GP with unilateral left leg swelling and pain for 24 hours after a long-haul flight from Europe. Examination shows pitting oedema to mid-thigh and calf tenderness. There are no features of pulmonary embolism. Which is the most appropriate initial investigation?