对支气管异物(图钉)自行咳出1例及影像学诊断分析如下。1病历摘要男,20岁,某部战士。因布置会场横幅时与战友说话,固定横幅的一枚图钉脱落,飞入口中,不慎吸入气管,当即剧烈咳嗽,胸痛,呼吸困难。门诊以呼吸道异物收入,来我科行影像学检查。吞钡透视观察排除食道异物;摄胸片见图 Bronchial foreign bodies (thumbtacks) cough in 1 cases and imaging diagnosis as follows. 1 medical record summary male, 20 years old, a soldier. Due to the layout of the venue banner talking to his comrades, a fixed banner of the thumb off, fly into the mouth, accidentally inhaled trachea, immediately severe cough, chest pain, breathing difficulties. Out-patient respiratory tract foreign body income, to my line of imaging examination. Barium swallow perspective observation exclude esophageal foreign body;