Intrauterine growth retardation

Fetal intrauterine growth retardation, also known as intrauterine dysplasia, refers to the 2 standard deviations of a newborn's birth weight below the 10th percentile of the normal weight of a gestational age child or below the mean. Yuan Weiqing, Director of the Department of Infertility, Chinese Medicine, Minquan County, Henan Province, said: There are many factors that cause intrauterine growth retardation. There are maternal factors such as maternal malnutrition, chronic diseases, insufficient placental blood perfusion due to uterine placental disease, and pregnant women smoking , Drinking, exposure to chemicals or radiation, multiple pregnancy, etc .; fetal factors. Such as fetal intrauterine infection, fetal cell division law disorder; placental factors include placental infarction, small placenta, chorionic placenta and so on. Its incidence accounts for about 3-1 O% of pregnancy, and the perinatal mortality is 4-6 times that of a normal developing fetus. Its short-term or long-term prognosis has not yet been confirmed, so it is included in the category of high-risk pregnancy.

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