目的探讨白血病的肺部临床及X线摄片表现特征。方法回顾性分析78例白血病患者的临床资料。结果肺部表现38.4%。在有肺部表现的30例患者中呼吸道症状63%,肺部阳性体征43%,X线摄片异常43%,误诊率47%,死亡率23%。结论白血病患者肺部临床表现较常见,预后差,临床应引起重视。 Objective To investigate the clinical and radiographic features of lung in leukemia patients. Methods The clinical data of 78 patients with leukemia were retrospectively analyzed. Results Lung performance 38.4%. In 30 patients with lung manifestations, respiratory symptoms were 63%, lung positive signs were 43%, X-ray abnormalities were 43%, misdiagnosis rates were 47%, and mortality rates were 23%. Conclusion The clinical manifestation of lung in leukemia patients is more common, the prognosis is poor, and clinical should pay attention to it.