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近年来,围产医学得到产科和小儿科工作者的广泛重视,并为降低围产儿死亡率和发病率做了大量工作。Korda(1978)认为75%的围产儿死亡与早产有关。而降低单产儿的死亡率和患病率目前仍有较大的困难。虽然近来在早产的治疗方面取得一些效果,但在预防方面进展不大。这主要是由于到目前为止,分娩的动因尚不清楚之故。定义:所谓早产,在国内一般是指从末次月经第一天算起,妊娠在28～38周之间中断者称之为早产。(国外一般是指妊娠20～37足周)早产儿一般是指在此期间娩出的新生儿,其体内各器宫均不
In recent years, perinatal medicine has gained widespread attention from obstetric and pediatricians and has done a great deal of work to reduce perinatal mortality and morbidity. Korda (1978) argues that 75% of all perinatal deaths are related to premature birth. However, there are still some major difficulties in reducing the mortality and morbidity of the babies born in this area. Although some effects have been achieved recently in the treatment of prematurity, little progress has been made in prevention. This is mainly due to the fact that so far the motivation for labor is unclear. Definition: The so-called premature birth, in the country generally means from the first day of the last menstrual period, pregnancy interrupted between 28 to 38 weeks are called premature birth. (Foreign generally refers to 20 to 37 weeks of pregnancy gestational week) Premature children generally refers to the newborn during this period, the body of each Palace are not