患者 ,女 ,2 6岁 ,孕 1产 0。因孕 2 3周 ,给自行车充气时突然发生下腹痛 ,且逐渐加重 ,于 1 999年 1 2月 2 4日晚 1时急诊入院。末次月经 1 999年 3月 1 3日 ,孕 4 5ｄ在外院行人流 ,术后阴道少量出血持续 3ｄ ,自止。 1月后月经仍未来潮 ,行Ｂ超检查 ,提示宫内早孕 ,约 70ｄ Patient, female, 26 years old, pregnant 1 produce 0. Due to pregnancy 2 3 weeks, when the bicycle inflated abruptly lower abdominal pain, and gradually increased, at 1:00 on January 14, 1999 at 1 o’clock emergency admission. The last menstrual March 1, 1999 March 13, pregnant 45d in the outpatient pedestrian flow, a small amount of postoperative vaginal bleeding continued for 3 days, since the stop. After menstruation in January has not yet come, line B-ultrasound, suggesting early pregnancy within about 70d