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【单选题】
麻醉期间高血压的定义是
A.
血压高于160/95mmHg
B.
血压升高超过麻醉前的20%或血压140/90mmHg以上
C.
血压升高超过麻醉前的30%或血压160/95mmHg以上
D.
血压升高超过麻醉前的30%或血压140/90mmHg以上
E.
血压升高超过麻醉前的20%或血压160/95mmHg以上
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