A 65-year-old man with a 30-pack-year smoking history and exertional calf pain after 200 m of walking presents to his family physician. Examination re...

Question

A 65-year-old man with a 30-pack-year smoking history and exertional calf pain after 200 m of walking presents to his family physician. Examination reveals diminished dorsalis pedis pulses bilaterally and a femoral bruit. There are no ulcers. Which investigation is most appropriate to confirm the suspected diagnosis and guide further management?

Accepted Answer

Ankle-brachial index at rest with Doppler

Answer

CT angiography of the abdominal aorta and lower limb arteries

Answer

Digital subtraction angiography

Answer

MRI of the lumbar spine

Answer

Venous duplex ultrasonography of the legs

ca-mccqe1 MCQ (SBA): Peripheral arterial disease - intermittent claudication