单项选择题
A.纤维支气管镜下活组织检查 B.高分辨率CT C.肺部磁共振检查 D.胸部X线 E.开胸肺活检
A.感染性哮喘 B.运动性哮喘 C.外源性哮喘 D.内源性哮喘 E.混合性哮喘
A.PaO2<65mmHg和(或)伴有PaCO2>55mmHg B.PaO2<50mmHg和(或)伴有PaCO2>60mmHg C.PaO2<60mmHg和(或)伴有PaCO2>5mmHg D.PaO2<60mmHg和(或)伴有PaCO2>50mmHg E.PaO2<65mmHg和(或)伴有PaCO2>50mmHg