Ankle-brachial index (ABI) to assess blood pressure ratios between the ankle ... Doppler ultrasound employing high-frequency sound waves to evaluate blood flow and identify blocked arteries and veins.
Symptoms and signs of thromboangiitis obliterans (TAO) include superficial thrombophlebitis, Raynaud phenomenon, and distal extremity ischemia (foot or calf claudication or both; rest pain; dry or wet ...