Figure 1. Trancranial Doppler Signal form the Middle Cerebral Arteries.
Doppler sample in the right and left middle cerebral arteries (R-MCA, LMCA). * Mean = mean velocity cm/s, Peak = peak systolic velocity cm/s, EDV = end diastolic velocity cm/s, PI = pulsatility index, RI = resistive index, S/D = systolic/diastolic ratio, HR = heart rate.