acute respiratory tract disease

The nutritional status and plasma free amino acid (PFAA) of 17 patients with chronic obstructive pulmonary disease(COPD) were assessed with and without acute lower respiratory tract infection.

对17例并发急性下呼吸道感染的慢性用塞性肺病（COPD）患者进行了营养状态评定和血浆游离氨基酸测定。

Diphtheria is causes by the diphtheria clavate bacillus threatens the enormous one kind of acute respiratory tract infectious disease to the child.

白喉是由白喉棒状杆菌引起的对儿童威胁极大的一种急性呼吸道传染病。

Objective to evaluate the efficacy and safety of levofloxacin in the treatment of lower respiratory tract bacterial infection with acute exacerbation of chronic obstructive pulmonary disease (COPD).

目的评价左氧氟沙星(喹诺酮类抗菌药)治疗慢性阻塞性肺疾病(COPD)急性加重期病人下呼吸道细菌感染的有效性、安全性。