诊断呼吸衰竭的血气标准是
- A、PaO
<8.6kPa(65mmHg)和（或）伴有PaCO>7.3kPa(55mmHg) - B、PaO<6.7kPa(50mmHg)和（或）伴有PaCO>8.0kPa(60mmHg)
- C、PaO<8.0kPa(60mmHg)和（或）伴有PaCO>7.3kPa(55mmHg)
- D、PaO<8.0kPa(60mmHg)和（或）伴有PaCO>6.7kPa(50mmHg)
- E、PaO<8.6kPa(65mmHg)和（或）伴有PaCO>6.7kPa(50mmHg)
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