Objective: to study the relation between placental mature grading and fetal pulmonary maturity to improve the level monitoring fetus.
目的：探讨胎盘成熟度分级与胎肺成熟度之间的联系，以提高对胎儿的监测水平。
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Conclusion (1) Under strict glucose control, fetal lung maturity is not delayed in patients with abnormal glucose metabolism.
结论(1)妊娠合并糖代谢异常的孕妇，如果孕期血糖控制良好，胎儿肺成熟受影响可能性小。
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Methods Human fetal lung tissues from 11- to 36-week-old fetuses were assayed for lung maturity with HE staining and SP-D expression by means of immunohistochemistry.