目的探讨采用腹腔镜技术行腹膜后淋巴结清除术治疗I期非精原细胞瘤的方法和效果。
Objective To assess the effects of laparoscopic retroperitoneal lymph node dissection in the treatment of stage I nonseminomatous testicular cancer.
结论胃癌转移分型、计量、分级研究与分子水平研究，有助于正确指导合理淋巴结清除术。
Conclusions the study on typing, grading, measurement and molecular mechanism of gastric cancer metastasis can help to direct the rational lymph node dissection.
目的探讨分化型甲状腺癌功能性颈淋巴结清除术(颈清术)的最佳切口及最合理的手术范围。
Objective To study the optimum incision and reasonable extension of functional cervical dissection in well differentiated thyroid cancer.
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