英语语法分析

Acute hypercarbia aggravates existing cerebral edema because it causes cerebral vasodilatation and increased cerebral blood flow.

急性高碳酸血症可因其导致脑血管扩张和增加脑血流量而加重已经存在的脑水肿。

Objective To investigate the causes of hypercarbia after urologic laparoscopic surgery and the preventive and therapeutic strategy.

目的探讨泌尿外科腹腔镜手术后并发高碳酸血症的原因及防治策略。