During performance of a vascular examination, you adjust the system parameters to improve the image.  Which of the following parameters would increase acoustic exposure?

What is another term for thromboangitis obliterans?

A Doppler spectral waveform demonstrating high resistance features would normally be found in which of the following arteries?

In the sagittal view, color flow imaging displays flow within the greater saphenous vein as blue; during a valsalva maneuver venous flow is displayed in red.  This most likely signifies:

The renal arteries arise from the aorta: 

Based upon your knowledge of peripheral vascular anatomy, which structure is visualized below and pointed out by the blue arrow?      

Which of the following arteries does NOT arise from the subclavian artery?

Which type of probe is typically used for peripheral vascular examinations?

Positioning maneuvers are used during diagnostic testing for which disease?

As the result of a car accident, a 24 year old woman recently underwent a surgical revascularization procedure in her right lower extremity (below the knee).  during her recovery period, she worsens.  Findings include weakness of the right calf muscle, some foot drop, paresthesia, and pain, especially with passive motion of the muscle.  What is the likely diagnosis?