Tests autoregulation or the brain’s ability to hemodynamically regulate blood flow based on changes in CO2.

A 66-year-old female presents to the vascular lab with sudden onset of severe right lower extremity pain at the calf, pallor, and pulselessness. The patient has no history of peripheral arterial occlusive disease and no vascular intervention. The patient describes a history of atrial fibrillation and previous transient ischemic attacks. What can be suspected in this patient?

A patient with a history of tibial artery surgical repair after injury now presents with foot drop, tissue necrosis, and severe pain. What diagnosis is suspected?

What is an essential evaluation to determine a proper diagnosis of Buerger’s disease?

Which of the following statements is NOT true regarding abdominal aorta aneurysms?

Posterior to Anterior collateral pathway allows the posterior circulation to provide collateral flow to the anterior circulation via the 

Diagnostic criteria of a mild vasospasm in the MCA?

Generally, there is a greater risk of rupture if the AAA is 

An iliac artery aneurysm would be defined as a vessel diameter:

What does the Lindegaard Ratio help us categorize?