Relationship between Pulsatility Index and Clinical Course of Acute Ischemic Stroke after Thrombolytic Treatment

Table 1

MCA blood flow velocity parameters on the lesion side after iv-rt-PA treatment.

	Average	Std. deviation
Mean blood flow velocity (cm/s)	38.7	9.3
Peak-systolic velocity (cm/s)	72.2	14.2
End-diastolic velocity (cm/s)	27.8	10.6
Pulsatility index	1.1	0.2