病例:患者,女,31岁,孕5月常规孕检来我所。妇科检查:胎儿胎动正常,使用70SHIBA30仪器进行超声检查,探头图1脑膜膨出频率为3.5MHz。超声图像:头颅回声光带连续中断5mm,缺损处是脑膜膨出,囊内为无回声区,范围20mm×24mm,内无分隔光带(图1)。超声诊断(1)单活胎(2)胎儿脑膜膨出。后 Case: Patient, female, 31 years old, pregnancy May pregnancy test to come to me. Gynecological examination: normal fetus fetal movement, the use of 70SHIBA30 instrument for ultrasound examination, probe Figure 1 Menin bulging frequency of 3.5MHz. Ultrasound images: skull echo continuous light interrupted 5 mm, the defect is the meninges bulge, cystic anechoic area, the range of 20mm × 24mm, with no separate light band (Figure 1). Ultrasound diagnosis (1) single live births (2) fetus meningocele. Rear