1患者男,28岁,间断性咳嗽,咳痰2年。查体:右中肺呼吸音稍低,可见闻及干啰音和少许湿啰音。行胸部正侧位摄片见右中间段支气管处可见一直径约0.3cm,长约5.5cm的高密度、边缘清晰的长钉形物,右上肺可见少许片状病灶影。诊断为右中间段支气管异物,右中肺感染(附1、2图)。追问病 1 patient male, 28 years old, intermittent cough, expectoration for 2 years. Physical examination: right lung breath sounds slightly lower, we can see the smell of dry rales and a little wet rales. The chest is lateral radiographs see the right middle section of the bronchus can be seen at a diameter of about 0.3cm, about 5.5cm high density, sharp edge of the spine, the right upper lung can be seen a little flaky lesions. Diagnosis of the right middle section of bronchial foreign body, right middle lung infection (with photos 1,2). Ask questions