一病例摘要患者女,26岁,主因妊娠25周常规产前检查于2013年7月6日就诊。患者末次月经2013年1月12日,预产期2013年10月19日,孕1产0,月经规律,周期5~6/30d,既往体健。门诊查体发现患者双手手掌大,掌指比例约为1.5∶1,第2指至第5指中节指骨均缺如,双脚脚趾末节趾骨均缺如,不能跖屈,右足第4趾较其他足趾明显短 A case summary of female patients, aged 26, mainly due to 25 weeks of gestation routine prenatal care on July 6, 2013 treatment. Patients with the last menstrual January 12, 2013, the expected date of October 19, 2013, pregnancy 1 0, regular menstrual cycle 5 ~ 6 / 30d, previous physical health. Outpatient examination found that the hands of patients with large hands, fingers ratio of about 1.5: 1, the second finger to the fifth finger phalanges are missing, the toes of both feet are missing, can not plantar flexion, right foot than the fourth toe Other toes were significantly shorter