英语语法分析

So, SIT is a effective method in the treatment of superacute ischemic stroke.

SIT是目前治疗急性缺血性脑卒中有效的治疗手段。

Objective To explore the value of diffusion weighed imaging (DWI) and perfusion weighted imaging (PWI) in the diagnosis of the ischemic penumbra (IP) of superacute infarction.

目的探讨磁共振扩散加权成像（DWI）和灌注加权成像（PWI）对早期脑梗死缺血半暗带（IP）的诊断价值。