Results The CT features in 200 HIE were hypo - attenuated substantia alba, accompanied with intra - cranial hemorrhage, widened cavity of septum pellucidum and cerebral infarction.

• 结果200例HIE患儿头颅CT改变主要为脑白质低密度,可合并颅内出血或透明隔间隙增宽以及脑梗塞。