【摘 要】
：
目前仍未证实术后辅助化疗对DukesB期结直肠癌有意义,要提高DukesB期结直肠癌患者的生存率,关键在于寻找具有高危因素的患者并予以术后辅助治疗.美国癌症联合委员会(AJCC)已
【机 构】
：
中山大学肿瘤防治中心腹科,广州市荔湾区第二人民医院妇产科
论文部分内容阅读
目前仍未证实术后辅助化疗对DukesB期结直肠癌有意义,要提高DukesB期结直肠癌患者的生存率,关键在于寻找具有高危因素的患者并予以术后辅助治疗.美国癌症联合委员会(AJCC)已证实了术前血清癌胚抗原(Carcinoembryonicantigen,CEA)和血管侵犯是结直肠癌独立的预后不良因素.但外周血CEA对于结直肠癌的敏感性较低,据此未必能客观地反映患者的预后情况,血管侵犯检查需要耗费人量的人力、物力和财力,难以在临床工作中常规使用.有文献报道肠系膜血清CEA对于结直肠癌的敏感性较高,且与血管侵犯
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