Abstract
Objective: Polycystic ovary syndrome (PCOS), a common endocrine-metabolic dysfunction in reproductiveaged women, may be involved in compromised pregnancy and offspring outcomes. This study aimed to investigate whether maternal PCOS affects fetal growth, fetal development, and placental features. Methods: This retrospective case-control study included 60 pregnant women with PCOS (PCOS group) and 120 healthy pregnant women without PCOS (control group). Fetal magnetic resonance imaging (MRI) was performed followed by an ultrasound examination and indications for imaging, including known or suspected fetal pathology, history of fetal abnormality in previous pregnancy or in a family member, and concern for placenta accreta. Fetal MRI images were analyzed for head circumference (HC), abdomen circumference (AC), lung-to-liver signal intensity ratio (LLSIR, a prenatal marker of fetal lung maturity), lengths of liver and kidney diameters in fetuses, and placental relative signal intensity on T2-weighted single-shot fast spin echo (SSFSE) imaging (rSISSFSE), and placental relative apparent diffusion coefficient value (rADC). Data on height and weight of offspring were collected through telephone follow-up. Results: Compared to the control group, the PCOS group showed the following characteristics: (1) smaller biparietal diameter and femur length in fetuses (P=0.026 and P=0.005, respectively), (2) smaller HC in fetuses (evident after 32 weeks; P=0.044), (3) lower LLSIR and smaller dorsoventral length of liver in fetuses (evident before 32 weeks; P=0.005 and P=0.019, respectively), and (4) smaller placental thickness (evident before 32 weeks; P=0.017). No significant differences in placental rSISSFSE or rADC were observed between the groups (all P>0.05). No significant differences in height and weight of offspring during childhood existed between the groups (all P>0.05). Conclusions: There exist alterations of fetal growth, fetal development, and placental features from women with PCOS.
概要
目的
探讨母亲多囊卵巢综合征(PCOS)对子代胎儿 期生长发育和胎盘特征的影响。
创新点
首次关注到PCOS 女性孕期的胎儿和胎盘磁共振 成像(MRI)特征,通过影像学和临床疾病的结 合,对胎儿和胎盘MRI 图像进行全面分析和测 量,评估胎儿生长发育和胎盘特征,并追踪产科 和子代随访结局,以期为PCOS 对子代的潜在影 响提供科学依据。
方法
本研究对浙江大学医学院附属妇产科医院2013~ 2018 年行胎儿MRI 检查的妊娠女性病例行回顾 性分析,根据鹿特丹诊断标准纳入PCOS 妊娠女 性60 例,随机选取与其胎儿MRI 检查孕周相匹 配的非PCOS 妊娠女性120 例作为对照,收集胎 儿和胎盘MRI 图像信息,统计学分析比较PCOS 妊娠女性与非PCOS 妊娠女性影像学测量指标, 包括胎儿的双顶径、头围、腹围、肝脏和肾脏各 径线,胎儿肺和肝的信号强度,胎盘异常情况、 胎盘厚度、胎盘信号强度和表观扩散系数值 (ADC),并比较分析人口学数据、产科和新生 儿结局,随访子代儿童期的生长情况。
结论
母亲PCOS 会造成子代胎儿期生长发育和胎盘特 征的改变。因本研究为回顾性研究、样本量偏小 及一些潜在的偏差,结论有待进一步证实。
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Fan QU designed the research, reviewed and edited the manuscript. Qing ZHANG and Zhong-kun BAO wrote the manuscript and performed data analysis. Mei-xiang DENG, Qiong XU, Dan-dan DING, Man-man PAN, and Xi XI collected the data. Fang-fang WANG and Yu ZOU explained the data. All authors have read and approved the final manuscript and, therefore, have full access to all the data in the study and take responsibility for the integrity and security of the data.
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Qing ZHANG, Zhong-kun BAO, Mei-xiang DENG, Qiong XU, Dan-dan DING, Man-man PAN, Xi XI, Fang-fang WANG, Yu ZOU, and Fan QU declare that they have no conflict of interest.
All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008 (5). Written informed consent was obtained from all patients for being included in the study before all fetal magnetic resonance imaging procedures.
Project supported by the National Natural Science Foundation of China (Nos. 81874480 and 81873837) and the Zhejiang Province Science Foundation for Distinguished Young Scholars (No. LR16H040001), China
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Zhang, Q., Bao, Zk., Deng, Mx. et al. Fetal growth, fetal development, and placental features in women with polycystic ovary syndrome: analysis based on fetal and placental magnetic resonance imaging. J. Zhejiang Univ. Sci. B 21, 977–989 (2020). https://doi.org/10.1631/jzus.B2000350
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DOI: https://doi.org/10.1631/jzus.B2000350