Routine testing for atherosclerosis: Lipid panel, Glucose
Doppler ultrasound
CXR, ECG
CTA, MRA
Angiography
Subclavian steal syndrome
Thoracic outlet syndrome
Axillary artery thrombosis
Vertebrobasilar insufficiency
Superior vena cava syndrome
Syncope
Aortocaval fistula
Vertigo