１概述妊娠合并良性肿瘤颇为常见，合并恶性肿瘤者则极少。但由于恶性肿瘤的死亡率极高，故当发现妊娠合并肿瘤时，应进一步明确以下几点：①肿瘤是否肯定为恶性及其恶性程度如何；②妊娠是否加速肿瘤的发展；③治疗肿瘤对胎儿有无不良影响；④是否立即终止妊娠以利于根治肿瘤 1 Overview Pregnancy with benign tumors is quite common, few patients with malignant tumors. However, due to the high mortality rate of malignant tumors, it should be further clarified when discovering pregnancy-associated tumors: (1) whether the tumor is definitely malignant and its malignancy degree; (2) whether pregnancy accelerates the development of tumors; (3) With or without adverse effects; ④ whether to immediately terminate the pregnancy in order to facilitate radical cancer