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据《日本医学论坛报》1996年9月19日载德岛大学妇产科夫律子医师报告称,经阴道超声检查,可对胎儿脑部发育进行详尽而人确的评估。 夫律子对胎龄12～40周、头位胎儿的脑形态进行观察。用经阴道超声在胎儿卤门或矢状缝间射入射线,观察其脑部矢状切面;使探头旋转90°可检查前额断面;还可使探头料转到旁矢状断面观察胎儿侧脑室及其内部脉络丛。对30周胎龄的胎儿还能清楚地观察其脑回及脑沟。脑内一些较小的异常均能被发现。
According to the “Japan Medical Tribune,” September 19, 1996 University of Tokushima Obstetrics and Gynecology reported that the law of the child, transvaginal ultrasound, fetal brain development can be a detailed and accurate assessment of the fetus. Law on child gestational age 12 to 40 weeks, the first fetal brain morphology were observed. Transvaginal sonography in the fetal brine gate or sagittal stitches into the ray, the sagittal section of the brain was observed; the probe rotated 90 ° to check the forehead section; probe material can also be transferred to the side of the sagittal view of fetal lateral ventricle And its internal choroid plexus. The fetus of 30 weeks gestational age can clearly observe the brain back and sulci. Some minor abnormalities in the brain can be detected.