患者,女性,57岁。胃大部切除手术后返回病房6h,胃管引流出大量血液。测脉搏115/min,血压80/65mmHg(10.7/8.7kPa)。应首先采取的措施是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧