呼吸道异物的诊断,一般有明确异物吸入史并有相应的症状和体征者,诊断殆无困难。但经常遇到病史不确切,而症状及体征又不典型者,对此类病例,如缺乏调查研究,极易疏忽而误诊。我院自1972年1月至1984年1月约12年间共收治呼吸道异物285例,其中延诊、误诊者共30例,多误为肺炎、气管炎、急性喉炎、肺不张等。也有将呼吸道疾病如支气管淋巴腺结核、肺大皰等误诊为呼吸道异物者。其中误诊或延诊为肺炎者12例;气管炎者6例;急性喉炎者2例;发烧待查者2例,小儿哮喘者1例;肺不张者3例;肺结核及脓胸者1例;食道异物者1 Respiratory foreign body diagnosis, generally have a clear history of foreign body aspiration and have the appropriate symptoms and signs, the diagnosis of almost no difficulty. But often encounter ill-defined history, and symptoms and signs are not typical of such cases, such as the lack of investigation, easily overlooked and misdiagnosed. Our hospital from January 1972 to January 1984 for about 12 years, a total of 285 cases of foreign bodies in the respiratory tract, including the delay, misdiagnosed a total of 30 cases, many mistaken for pneumonia, tracheitis, acute laryngitis, atelectasis and so on. There are also respiratory diseases such as bronchial lymph nodes tuberculosis, pulmonary bulla and other misdiagnosed as respiratory foreign body. Among them, 12 cases were misdiagnosed or extended to pneumonia, 6 cases were bronchitis, 2 cases were acute laryngitis, 2 cases were fever-treated, 1 case was pediatric asthma, 3 cases were atelectasis, 1 case was tuberculosis and empyema Cases; esophageal foreign body 1