amenorrhea due to uterine lesion

例句：

1. 1. The patient has been suffering from amenorrhea for several months.
   这名患者已经几个月没有月经了。
2. 2. Amenorrhea is often associated with hormonal imbalances.
   无月经常常与激素失衡有关。
3. 3. Treatment of amenorrhea may involve hormone replacement therapy.
   治疗无月经可能包括激素替代疗法。