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患者女,40岁,孕3产1,孕37+3周,因胎动减少1d就诊,胎心监测无反应型。超声所见:胎儿双顶径8.8cm,头围31.2cm,腹围33.6cm,股骨长径7.3cm,羊水指数19.6cm,胎儿心率137次/min,彩色多普勒血流成像测及脐动脉血流S/D2.19,大脑中动脉RI:0.83,胎儿脐静脉腹内段明显增宽,范围3.9cm×1.4cm,扩张段脐静脉管壁较光滑规则,内透声清晰,未见明显血栓样回声(图1)。心脏偏大,心胸比为0.53,三尖瓣见大量反流信号(图2),其余脏器未见异常,超声估测体重(3072±481)g。
Female patient, 40 years old, 3 pregnant and 1 pregnant, 37 +3 weeks pregnant, due to fetal motion 1d treatment, fetal heart rate monitoring nonresponsive. Ultrasound findings: fetus biparietal diameter 8.8cm, head circumference 31.2cm, abdominal circumference 33.6cm, femur length 7.3cm, amniotic fluid index 19.6cm, fetal heart rate 137 beats / min, color Doppler flow imaging and umbilical artery Blood flow S / D2.19, middle cerebral artery RI: 0.83, fetal umbilical vein intra-abdominal segment was significantly wider, the range of 3.9cm × 1.4cm, dilated segment of the umbilical vein wall smooth rules, clear sound within the clear, no obvious Thrombotic echo (Figure 1). The heart was too large with a cardiothoracic ratio of 0.53. The tricuspid valve showed a large number of reflux signals (Figure 2). No abnormalities were seen in the other organs. The body weight was estimated by ultrasound (3072 ± 481) g.