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声门上癌的预后较声门癌差，其主要原因是声门上癌就诊较晚，且颈淋巴结转移率高.据统计约33％发生颈淋巴结转移。对初诊有淋巴结转移者（NI13），在治疗原发灶时，同时应作颈廓清术。而对于NO病例应一律作选择性颈廓清术，目前尚有争议。自50年代Oural提出对中、晚期喉癌，不
The prognosis of supraglottic carcinoma is worse than that of calcified adenocarcinoma, which is mainly due to late treatment of supraglottic carcinoma and high rate of cervical lymph node metastasis. According to statistics, about 33% cervical lymph node metastasis occurs. Newly diagnosed patients with lymph node metastasis (NI13), in the treatment of primary tumor, should also be neck dissection. For NO cases should be selective neoplasia, at present there is still controversy. Since the 1950s Oural has presented to moderate and advanced laryngeal cancer, no