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气管及喉软骨肿瘤罕见,本文回顾文献250例,报导3例喉软骨肉瘤及1例气管软骨瘤。介绍了用移植自体肋软骨及梨状窝粘膜瓣重建环状软骨环的一种新方法。文献中的250例中28%为软骨肉瘤,发生于气管的软骨瘤8例,软骨肉瘤4例。喉软骨瘤及软骨肉瘤原发部位相似,70%累及环状软骨,大多累及后外侧部,约20%累及甲状软骨,再次为杓状软骨,声带和会厌。其发病无年龄特点。发病原因不清楚。症状常有发音改变、呼吸困难及咽下困难,就诊时常已有多年症状,依据症状、体征、CT及病理做出诊断。治疗主要靠手术
Tumors of the trachea and laryngeal cartilage are rare. In this paper, 250 cases have been reviewed. Three cases of laryngeal cartilage sarcoma and one case of tracheal cartilage have been reported. A new method for reconstruction of annular cartilage rings using autologous costal cartilage grafts and Piriformis mucosal flaps was introduced. Of the 250 cases in the literature, 28% were chondrosarcomas, 8 were chondromas that occurred in the trachea, and 4 were chondrosarcomas. The primary sites of laryngeal cartilage and chondrosarcoma were similar. 70% involved cricoid cartilage and most involved the posterolateral. About 20% involved thyroid cartilage, again arytenoid cartilage, vocal cords, and epiglottis. The incidence of no age characteristics. The cause of the disease is not clear. Symptoms often have changes in pronunciation, dyspnea, and difficulty swallowing. They often have symptoms for many years. They are diagnosed on the basis of symptoms, signs, CT, and pathology. Treatment depends mainly on surgery