AccessPT Channel, PTA Question of the Week

PTA Question of the Week - Circulation studies

You attend a care conference regarding a cardiopulmonary patient and report the patient has new complaints of pain in the lower leg while gait training, but it subsides with rest. Which of the following studies would best determine the cause of the patient’s pain? 
1. Exercise Claudication Time test
2. Arterial Doppler Ultrasound
3. Rubor Dependency test
4. Venous Doppler Ultrasound

The solution will be posted in a few days.