目的：分析原发性气管肿瘤的误诊原因，提高早期诊断率。
Objective: to analyze the cause of misdiagnosis of primary tracheal neoplasms and to improve the diagnosis rate.
方法：回顾性分析在68例原发性气管肿瘤诊治中纤维支气管镜的应用。
Methods: Retrospective analysis of the application of fiber bronchoscope in 68 cases of PTTs.
报告10例原发性气管肿瘤的临床资料，通过对典型病例的分析，找出误诊的原因。
The clinical data of 10 cases of primary tracheal neoplasms were analyzed to find out the cause of misdiagnosis.
方法：报告10例原发性气管肿瘤的临床资料，通过对典型病例的分析，找出误诊的原因。
Method: the clinical data of 10 cases of primary tracheal neoplasms were analyzed to find out the cause of misdiagnosis.
方法：研究42例经各种影像检查并获得纤支镜、手术病理证实的原发性气管肿瘤的临床与影像表现。
Methods:To study the clinical symptom and imaging presentation in 42 cases with primary tracheal tumor, which had been confirmed by bronchoscopy or postoperative pathologic examination.
结论 ：早期诊断原发性气管肿瘤 ，应仔细观察体征、症状 ，一旦可疑应尽早行内窥镜检查及必要的影像学检查。
Conclusion:It is significant to be aware of the sign and symptom and must be examined by endoscope or CT, MRI for primary tracheal neoplasms.
结论 ：早期诊断原发性气管肿瘤 ，应仔细观察体征、症状 ，一旦可疑应尽早行内窥镜检查及必要的影像学检查。
Conclusion:It is significant to be aware of the sign and symptom and must be examined by endoscope or CT, MRI for primary tracheal neoplasms.
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