诊断呼吸衰竭的血气标准是()

A . PaO <65mmHg和(或)伴有PaCO >55mmHg B . PaO <50mmHg和(或)伴有PaCO >60mmHg C . PaO <60mmHg和(或)伴有PaCO >5mmHg D . PaO <60mmHg和(或)伴有PaCO >50mmHg E . PaO <65mmHg和(或)伴有PaCO >50mmHg

时间:2022-09-06 05:49:06 所属题库:呼吸系统疾病患者的护理题库

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