【摘要】：正孕婦,28歲,孕23周,來我院行胎兒產前系統(tǒng)超聲檢查。超聲檢查:可見一形態(tài)學正常胎兒,雙頂徑59 mm,頭圍221 mm,腹圍197 mm,股骨長37 mm,肱骨長36 mm,羊水無回聲區(qū)最大深度74 mm,內未見明顯羊膜帶狀回聲,后壁胎盤厚約29 mm、Ⅰ級。胎心率131次/min,可見臍靜脈搏動征,臍動脈S/D 2.13(圖1)。胎兒顱骨光環(huán)完整,頸部皮膚褶皺層厚9 mm,顏面部正
[Abstract]:Pregnant woman, 28 years old, 23 weeks pregnant, come to our hospital for prenatal ultrasound examination. Ultrasound examination showed a normal fetal with a biparietal diameter of 59 mm, abdominal circumference of 221 mm, femoral length of 37 mm, length of humerus, length of 36 mm, humerus length, and maximum depth of amniotic fluid at 74 mm,. There was no obvious amniotic band echo within 74 mm,. The posterior wall placenta thickness was about 29 mm, 鈪，

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