Which of the following is an indication for performing lower extremity artery duplex imaging?

Mr. Smith was sent for pre-op to check if his radial artery can be harvested to bypass an obstruction in the left anterior descending artery. While performing the Allen test you notice his hand starts changing colors as shown in the image below. Given the appearance, what type of dominence does this person likely have? mixed dominence radioal artery harvest.jpg 

The results below are most commonly seen when testing for what condition?cold immersion.png 

Buerger’s disease is most likely in which of the following patients?

Which of the following is considered an urgent finding of the graft interpretation?

Which vein diameter would have the highest graft patency rate?

Intervention with graft stenosis is necessary once the PSV in the stenosis reaches:

What is an advantage of using radial artery for arterial bypass graft?

“Extravasation of blood through a defect in an arterial wall” defines a(n):

Based on the images below, which artery is dominant? arterial 1.png