方法对31例确诊为肺癌并且出现化疗后下呼吸道感染患者，进行致病菌和药物敏感性分析。
Methods Pathogenic bacteria species were determined and drug sensitive tests were conducted for 31 lung cancer patients who have got infection in lower respiratory tract after chemotherapy.
目的：明确医院获得性下呼吸道感染的致病菌及其抗菌药物敏感性，为临床使用抗菌药物提供依据。
Objective: to research the pathogenic bacteria and antibiotics susceptibility of hospital acquired lower respiratory infection and provide the evidence for antibiotic using in the clinics.
目的了解该地区社区获得性皮肤软组织感染的病原菌分布，以及主要致病菌对抗菌药物的敏感性特征。
To investigate pathogens causing skin soft-tissue infection and determine the major pathogens susceptibility to antimicrobial agents in the community.
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