Premenopausal amenorrhea

• 绝经前闭经,经绝前经闭

premenopausal amenorrhea的用法和样例：

例句

1. Hereditary breast cancer commonly occurs in premenopausal women.
   遗传性乳癌通常发生于绝经前妇女。
2. Now, tamoxifen is still the standard endocrine therapeutic drug or the premenopausal patients, but aromatase inhibitors can bring more benefit for the postmenopausal patients.
   目前，三苯氧胺对绝经前患者仍是内分泌治疗的标准用药，但对绝经后患者应用芳香化酶抑制剂会有更大的效益。