肺脓肿是肺部化脓性感染引起的肺实质破坏而有脓肿及空洞形成者。病原菌包括需氧、兼性厌氧和厌氧菌,本病多为厌氧菌和需氧菌的混合感染。人们对肺脓肿的传统治疗为应用抗生素,但是疗程长,且治疗效果不是很理想,容易发展为慢性肺脓肿[1]。为提高肺脓肿的疗效,我院对肺脓肿患者采用常规抗生素加气管镜下肺灌洗治疗,取得了较为 Pulmonary abscess is caused by pulmonary suppurative infection of the lung caused by the destruction of pus and cavity formation. Pathogens include aerobic, facultative anaerobic and anaerobic bacteria, the disease is mostly mixed infections of anaerobic bacteria and aerobic bacteria. The traditional treatment of lung abscess for the application of antibiotics, but the long course of treatment, and the treatment is not very satisfactory, easy to develop into chronic lung abscess [1]. In order to improve the efficacy of lung abscess, our hospital for lung abscess patients with conventional antibiotics and bronchoscopy lung lavage treatment, and achieved relatively