Methods:Expression of PCNA and the number of positive nodes were determined in 73 cases of local advanced laryngeal cancer with immunohistochemical and pathological technique.
方法：应用免疫组化方法检测73例晚期喉癌中PCNA表达、病理学方法检查颈部阳性淋巴结数。
Objective: to discuss the method of using remaining laryngeal tissue to rehabilitation after the advanced hypopharyngeal cancer resection.
目的：探讨晚期下咽癌手术切除后，利用残余喉组织重建下咽的手术方法。
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