患者,29岁,经量一般,经期正常,25岁结婚,初娩29岁,孕3次,难产1胎,自然流产1胎,无葡萄胎及宫外孕病史,无绝育。末次月经为1998年8月5日。8月前剖腹产一活婴,产后一月月经复潮,其后月经规则,经量正常,5月前月经来潮后,未再出现阴道流血,停经期间无明显恶心呕吐等反应。2月前无明 Patient, 29 years old, normalized volume, normal menstruation, married at 25 years old, first delivery 29 years old, 3 pregnancies, dystocia 1 child, spontaneous abortion 1 child, no hydatidiform mole and ectopic pregnancy history, no sterilization. The last menstruation is August 5, 1998. 8 months before caesarean section of an infant, postpartum menstrual cramps a month after menstruation, followed by menstrual rules, normal volume, menstrual cramps before May, no recurrence of vaginal bleeding, menopause, nausea and vomiting and other reactions were not apparent. Unknown 2 months ago