问题
单项选择题 A1/A2型题
COPD患者长期家庭氧疗的适应证为 ()
A.PaO2≤55mmHg或SaO2≤88%
B.PaO2≤60mmHg或SaO2≤90%
C.PaO2≤50mmHg或SaO2≤90%
D.PaO2≤60mmHg或SaO2≤88%
E.PaO2≤55mmHg或SaO2≤90%
答案
参考答案:A
COPD患者长期家庭氧疗的适应证为 ()
A.PaO2≤55mmHg或SaO2≤88%
B.PaO2≤60mmHg或SaO2≤90%
C.PaO2≤50mmHg或SaO2≤90%
D.PaO2≤60mmHg或SaO2≤88%
E.PaO2≤55mmHg或SaO2≤90%
参考答案:A