doppler arterial waveforms from the circle of willis showed increased pulsatility in 82 % of patients with intracranial hemorrhage , 53 % of patients with hypoxic-ischemic change , and in only 31 % of patients with hydrocephalus requiring shunt and 36 % of patients with ventriculomegaly without shunt or hemorrhage .
C0151699
intracranial hemorrhage
C0019080
hemorrhage