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鼻咽癌颈内静脉区的淋巴结转移率为60.3%~80.1%,其中大多数先转移到颈内静脉上组淋巴结,然后向其它组扩散,约30%~50%有双侧转移。部分病人原发灶已得到控制,而颈部淋巴结转移癌放疗后可残留有癌灶。特别是N_3 病人,即使增加小野照射,肿块仍不能消失,这给放疗带来了困难,也给病人带来极大的痛苦,而这些是可以通过手术来解决的。我院近三年来对48例放疗后原发灶已控制,而颈部淋巴结仍残留的鼻咽癌患者进行了各种的颈清扫术,从中总结出淋巴结残留的一般具体规律,现将其中材料完整的40例颈清除术结果报告如下。
The lymph node metastasis rate in the jugular vein region of nasopharyngeal carcinoma was 60.3% to 80.1%. Most of them first metastasized to the upper cervical jugular vein and spread to other groups. About 30% to 50% had bilateral metastases. Some patients had their primary lesions controlled, and cervical lymph node metastases had residual lesions after radiotherapy. In particular, N_3 patients, even if the increase of Ono irradiation, the tumor can not disappear, which brings difficulties to radiotherapy, but also to patients with great pain, and these can be resolved by surgery. In our hospital for the past three years, 48 cases of primary tumors after radiotherapy have been controlled, and patients with nasopharyngeal carcinoma with residual cervical lymph nodes have undergone various neck dissections. The general rules of lymph node residue have been summarized. The complete 40 neck dissection results are reported below.