医院获得性肺炎是呼吸系统常见的炎症性疾病之一,细菌感染是最常见病原体,占90%以上。依据我国医院感染监测资料,院内感染是我国最常见医院感染类型。医院获得性细菌性肺炎目前由于细菌耐药率升高,住院死亡患者约15%与肺炎有关,而医院获得性肺炎病死率高达20%～50%。但医院获得性肺炎患者痰菌类型是否会对胞核NF-κB活化水平、诱导痰液及血液中IL-8水平产生影响,国内报 Hospital-acquired pneumonia is one of the most common inflammatory diseases of the respiratory system. Bacterial infections are the most common pathogens, accounting for more than 90%. According to the surveillance data of hospital infection in our country, nosocomial infection is the most common type of nosocomial infection in our country. Hospital Acquired Bacterial Pneumonia At present, about 15% of hospitalized deaths are associated with pneumonia due to an increase in bacterial resistance, while hospital-acquired pneumonia mortality is as high as 20% to 50%. However, whether patients with hospital-acquired pneumonia sputum types of nuclear NF-κB activation level induced sputum and blood IL-8 levels have an impact, the domestic newspaper