RIGHT LOWER EXTREMITY:,  The arterial system was visualized showing triphasic waveform from the common femoral to popliteal and biphasic waveform at the posterior tibial artery with ankle brachial index of 0/8.,LEFT LOWER EXTREMITY:,  The arterial system was visualized with triphasic waveform from the common femoral to the popliteal artery, with biphasic waveform at the posterior tibial artery.  Ankle brachial index of 0.9.,IMPRESSION: , Mild bilateral lower extremity arterial obstructive disease.,radiology, lower extremity arterial doppler, posterior tibial artery, ankle brachial index, arterial doppler, triphasic waveform, common femoral, biphasic waveform, tibial artery, ankle brachial, brachial index, lower extremity, doppler, triphasic, femoral, popliteal, brachial, waveform, extremity, arterial,