常红梅,邓学东,唐亚奇,冯鸿,梁泓,夏飞.不同孕周正常胎儿心脏大小的超声检测与临床意义[J].中国医学影像技术,2009,25(10):1853~1855 |
不同孕周正常胎儿心脏大小的超声检测与临床意义 |
Clinical application of ultrasound measurements of normalfetal heart size at different gestational weeks |
投稿时间:2009-03-02 修订日期:2009-05-15 |
DOI: |
中文关键词: 心脏,胎儿 孕周 超声检查,产前 |
英文关键词:Heart, fetal Gestational week Ultrasonography, prenatal |
基金项目:苏州市科教兴卫青年专项资金(SWQ16)。 |
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中文摘要: |
目的 探讨产前超声检查胎儿心脏生长指标与孕周的相关性。方法 应用二维超声测量14~39周正常胎儿左心房(LA)、右心房(RA)、左心室(LV)、右心室(RV)、主动脉(AO)和肺动脉(PA)内径及卵圆孔大小(FO)、心脏面积(HA)、胸腔面积(TA)、心脏周长(HC)、胸廓周长(TC),分析孕周与测量值的关系。 结果 线性回归分析表明,胎儿时期心脏各腔室大小、AO、PA及室间隔(IVS)厚度随孕龄增加而增大,与孕周呈显著正相关;肺动脉与主动脉内径比值(PA/AO)、左心房与右心房内径比值(LA/RA)、左心室与右心室内径比值(LV/RV)、心脏周长与相应胸廓周长比值(HC/TC)、心脏面积与相应胸廓面积比值(HA/TA)与不同孕周比较各比值变化不明显。 结论 胎儿心脏随孕龄增加而增大,其中心脏面积与孕周最具相关性。 |
英文摘要: |
Objective To explore the relationship between fetal heart size and gestational weeks (GW). Methods The size of left atrium (LA), right atrium (RA), left ventricle (LV), right ventricle (RV), aorta (AO), pulmonary artery (PA), foramen ovale (FO), heart area (HA), thoracic area (TA), heart circumference (HC) and thoracic circumference (TC) were measured for 512 fetal hearts at 14—39 GW. The relationship between GW and the measurement was evaluated. Results The size of fetal heart chambers, AO, PA and ventricular septum (IVS) increased with the development of GW. The PA/AO, LA/RA, LV/RV, HC/TC and HA/TA were stable compared with different GW. Conclusion Fetal heart chambers increase with the development of GW. HA is correlated well with GW. |
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