In cases of tuberculosis blood is expectorated. arterial-alveolar N2 difference 肺结核病有咯血症状.动脉血-肺泡气氮分压差
In cases of tuberculosis blood is expectorated. 肺结核病有咯血症状。
If special attention is paid to the cleaning and washing of the specimens, the ordinary culture of expectorated sputum combined with the examination of the direct smear can be used to examine bacteria with good results. 口痰普通培养如注意标本的清洗,结合口痰直接涂片检查,亦可收到良好效果。