For diagnosis, it can be isolated in cultures from blood, sputum, or urine.

诊断时，可从血液、痰液或者尿液中分离出病原体。

For diagnosis, Klebsiella pneumoniae can be isolated in cultures from blood, sputum, or urine depending on the type of infection.

根据感染类型，从血液、痰液或者尿液中分离出肺炎克雷伯杆菌，即可诊断。