一、临床资料患者 2 6岁 ,孕 2产 1。因停经 32周 ,腹痛 3d ,加重 1d ,于 2 0 0 3年 10月 31日急诊入院。患者平素月经规则 ,末次月经 2 0 0 3年 3月 19日 ,预产期 2 0 0 3年 12月 2 6日。孕 4个多月时自感胎动 ,孕期未行正规产前检查。孕 31周 + 4 时无明显诱因出现中上腹部持 First, the clinical data of patients 2 6 years old, 2 pregnant 1. Due to menopause 32 weeks, abdominal pain 3d, increased 1d, October 31, 2003 emergency admission. Patients usually menstrual rules, the last menstrual March 19, 2003, the expected date of December 26, 2003. Pregnant more than 4 months since the sense of fetal movement, pregnant women did not prenatal regular check. 31 weeks pregnant + 4 no obvious incentive to appear in the upper abdomen