对这些病人进行常规的癌筛选很重要，临床医生应鼓励病人修正影响癌症发生的危险因素，如吸烟和营养。
It is important for regular cancer screening to take place and for clinicians to encourage patients to modify factors that could affect cancer risk, such as cigarette use and nutrition.
因为最新的卵巢癌筛选受限，有异常的BRCA1或BRCA2基因的女人一旦分娩结束，就决定切除卵巢。
Because current ovarian cancer screening is limited, women with abnormal BRCA1 or BRCA2 genes may decide to have their ovaries removed once child-bearing is completed.
如同大多数疫苗一样，任何筛选试验的程序都不是百分之一百的有效。举例来说，有一小部分妇女的癌前期病变细胞在筛选试验中显示假阴性而逃过了检测。
As with any screening test, and most vaccines, the process is not 100 percent effective, and a small number of women with precancerous cells escape detection with false negative tests, for example.
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