1病史摘要患者,男性,77岁,因“右下肺背段腺癌”于2009年6月29日在联合麻醉下行胸腔镜右下肺叶切除术。患者术后5d出现痰多,呼吸急促、脉搏氧饱和度下降入外科监护室。血气分析示SaO2为57%,胸管引流见少量气泡随呼吸溢出,引流出大量脓性液体,胸部CT示两肺炎症,右下肺巨大空腔, 1 The patient with a medical history summary, male, 77 years old, underwent thoracoscopic lower right lobar resection under combined anesthesia on June 29, 2009 due to “lower right lung dorsal adenocarcinoma.” The patient had more than 5 days postoperatively and had shortness of breath and decreased pulse oxygen saturation into the surgical care unit. Blood gas analysis showed that SaO2 was 57%. A small amount of air bubbles in the chest tube drained with the breathing and drained a lot of purulent fluid. Chest CT showed inflammation of the two lungs, huge cavity in the lower right lung,