【病例】　35岁。于1997年7月21日因下腹包块,伴阵发性坠痛就诊。患者6月5日在外院足月顺产一男婴,体重3500g,接生医生徒手取出胎盘。产后除2周内有血性恶露外,无不适感。近1周来自觉下腹阵发性坠痛,无阴道流血。B超检查:宫内8.0cm×8.2cm×5.2cm混合性回声光团,内有不规则斑点 [Case] ​​35 years old. On July 21, 1997 due to lower abdominal mass, with paroxysmal onset of pain. On June 5, a full-term one-year-old baby boy was born outside the hospital with a weight of 3,500g. The receiving doctor took out the placenta by hand. Postpartum except within 2 weeks of bloody lochia, no discomfort. Almost a week from the lower abdomen paroxysmal pain, no vaginal bleeding. B-ultrasound: intrauterine 8.0cm × 8.2cm × 5.2cm mixed echo light group, there are irregular spots