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目的探讨新生儿呼吸机相关性肺炎的病原学特点、药敏情况及预防措施.方法回顾分析2009年1月一2013年1月我院新生儿重症监护室(NICU)中使用呼吸机机械通气84例危重新生儿临床资床资料.结果84例进行机械通气的患儿中有34例发生了 VAP,其病原菌以革兰阴性杆菌为主,占79.4%.84例患儿中,治愈69例,死亡5例,放弃10例.结论 VAP 的病原菌以革兰氏阴性菌为主,合理选择抗生素,可提高 MV 治疗的成功率.“,”Objective To study the pathogenesis of neonatal ventilator-associated pneu monia (VAP) etiology, drug sensitivity and preventive measures.Methods A retrospective analysis of 2009 January to 2013 January in our hospital neonatal intensive care unit (NICU) used in mechanical ventilation in 84 cases of neonates clinical data and clinical data.Results In 84 patients with mechanical ventilation in children and 34 cases of VAP, the pathogens were gram negative bacili, accounting for 79.4%. In 84 cases, 69 cases were cured, 5 cases died, 10 patients gave up.Conclusion The pathogen of VAP Gram-negative bacteria,a reasonable choice of antibiotics, can improve the success rate of MV treatment.