卵巢肿瘤是妇科常见病之一。据北京市8家医院1979年的统计,卵巢肿瘤占妇科住院病人的7.8%,约占女性生殖系肿瘤的32%,且近年来,卵巢肿瘤的发病率有明显上升的趋势。此外,在女性生殖系肿瘤中,卵巢肿瘤亦是造成死亡原因最高的一种肿瘤。50年代起,Hansen-Melander等对卵巢囊腺癌恶性腹水细胞进行染色体分析,发现染色体异常是癌细胞的最重要的特征之一。 Ovarian cancer is one of the common gynecological diseases. According to the statistics of eight hospitals in Beijing in 1979, ovarian cancer accounted for 7.8% of gynecological inpatients, accounting for about 32% of the female reproductive line tumors. In recent years, the incidence of ovarian tumors has obviously risen. In addition, ovarian tumors are also the most common cause of death in female genital tumors. Since the 1950s, Hansen-Melander and other chromosomal analysis of malignant ascites cells of ovarian cystadenocarcinoma, found that chromosomal abnormalities is one of the most important features of cancer cells.