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The Measurement of Fetal Cardiothoracic Diameters, Ratio and the Clinical Value
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF PERINATAL MEDICINE
- Issue:
- 2
- DOI:
- 10.3760/cma.j.issn.1007-9408.2001.02.004
- Key Word:
- 超声检查,产前;胎儿心脏;胸
Abstract： 目的测量胎儿心脏面积及胸腔面积,了解胎儿心胸比值的范围和临床价值. 方法采用实时超声对750例妊娠16～40周正常孕妇的胎儿心脏及胸腔径线的测量和面积计算,并得出每一孕龄组的胎儿心脏面积与胸腔面积的平均比值. 结果胎儿心脏面积与胸腔面积均与孕龄呈高度正直线相关关系,每一孕龄组的胎儿心胸比值在0.20左右,不超过0.30. 结论超声测量胎儿心脏面积与胸腔面积可作为推算胎儿孕龄、估计胎儿宫内生长发育的生物物理指标之一.胎儿的心胸比值一般不超过0.30,增大者可考虑胎儿先心病或胎儿水肿的可能.
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