老年患者院内下呼吸道感染调查

目的为了解老年患者院内下呼吸道感染的情况。方法对我院237例>60岁患者院内下呼吸道感染病例进行调查。结果院内下呼吸道感染中>60岁老年患者占85.25%,死亡率为25.74%;病原体培养结果以G-杆菌为主(57.81%),常见病原体为铜绿假单胞菌(35.93%)和真菌(21.88%)。结论老年患者原发病重、住院时间长、免疫功能低下、侵入性诊疗操作和创伤手术多以及抗菌药物的应用不合理,是造成医院感染和影响预后的主要因素,应采取相应的控制措施。

Nosocomial Infection of Lower Respiratory Tract in Old Patients: Investigation and Analysis

OBJECTIVE To find out about the situation of lower respiratory tract nosocomial infection in old patients . METHODS To investigate 237 cases with nosocomial infection of lower respiratory tract who were over 60 years old in our hospital. RESULTS People who were over 60 accounted for 85.25% among the cases with the nosocomial infection of lower respiratory tract, their death rate was 25.74%; in the results of pathogen culturing , Gram-negative bacilli occupied the main position which accounted for 57.81%. Pseudomonas aeruginosa accounted for 35.93% and fungi accounted for 21.88%, they were the two kinds of common pathogens. CONCLUSIONS The serious underlying diseases in old patients, their long hospital stays and weak immune function , large number of invasive diagnostic procedures and traumatic operation, and unreasonal use of antibiotics have made great distribution to nosocomial infection and influence to prognosis, it is necessary to take corresponding measures to settle them.