子宫怪形细胞平滑肌瘤是一种特殊类型的平滑肌瘤。此瘤临床少见,现将我院发现一例介绍如下。患者于某,女,41岁。于两年前妇女病普查时,发现子宫肌瘤,如鸡蛋大,曾服用甲基睾丸素近一年,剂量不详。后停经三个月,子宫迅速增大,在手术前10天阴道脱出一暗红块状物,病理诊断为胚胎组织。妇科检查:子宫如4个月妊娠大,质硬,活动。 Uterine leiomyoma is a special type of leiomyoma. This rare tumor is clinically rare and one case has been discovered in our hospital. The patient was at a female, 41 years old. In the survey of women’s diseases two years ago, uterine fibroids, such as large eggs, were found to have taken methyltestosterone for nearly a year and the dose was unknown. After three months of menopause, the uterus increased rapidly, and a dark red mass was removed from the vagina 10 days before surgery. The pathological diagnosis was embryonic tissue. Gynecological examination: uterus, such as 4 months of pregnancy, hard, and activity.