1　临床资料例 1,31岁 ,工人。近 1个月来 ,下腹部自扪及包块 ,尤以右侧为甚 ,伴有腹胀 ,无压痛 ,无畏冷发热 ,大小便正常 ,月经规则 ,无经量改变 ,但既往有痛经史 ,近 3个月来痛经加剧 ,且持续时间长。妇科检查 :已婚未产式 ,外阴、阴道正常 ,宫颈光滑 ,未触及明显子宫 ,于盆 1 clinical data cases 1, 31 years old, workers. Nearly a month, the lower abdomen palpable mass, especially the right side is even more, accompanied by abdominal distension, no tenderness, fearless cold fever, normal urine, menstrual rules, no menstrual changes, but the history of dysmenorrhea, Dysmenorrhea has intensified in the past three months and lasts long. Gynecological examination: Married non-production type, vulva, vaginal normal, smooth cervix, did not reach the obvious uterus, in the basin