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The image below is obtained while performing a carotid artery duplex exam on a 45 year old man with a history of a CVA.  What does the information in the image most likely indicate?  (What kind of waveform is this?)

Possible etiologies of (causes of) carotid dissection include which of the following?

A widened Doppler spectral signal with diastolic velocities over 300 cm/s is classified as:

What is the term when a venous system is duplicated?

The innermost lining of the common carotid artery is the:

Please click on the image provided where the transducer would be placed for a transtemporal approach.

Please click on the area of the PCA in the image provided.

Which vein is considered a superficial vein of the lower extremity?

Describe Virchow’s Triad and give a specific example of each component.  There should be each section of Virchow’s Triad specifically listed with an example of each.

Which vessels normally have two veins with one artery?