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由于现代产科学的器械、生化、放射、免疫检查方法的卓有成效的进展,出现了客观评价胎儿状况的可能性.在许多可确定胎儿发育可能有障碍的方法中,机体生物液体中激素含量的检查居特殊地位.这首先与内分泌试验的高度诊断价值、客观性以及日常临床实践中易于作到有关.因为胎盘与胎儿状态之间存在着紧密的相互联系,所以绝大多数的现代检查方法均能评价整个这个单位的功能.为了评价胎儿状况,雌、孕激素和胎盘催乳素的检查得到很大推广,而绒毛膜促性腺激素的检查则较差.
Due to the fruitful progress of modern obstetrics instruments, biochemistry, radiation, and immunological testing methods, the possibility of objectively evaluating the status of the fetus has emerged. In many of the methods that may identify obstacles to fetal development, the examination of hormone levels in biological fluids This is, first of all, highly relevant to the high diagnostic value, objectivity of endocrine tests and to routine clinical practice, because of the close interrelationship between placenta and fetal status so most modern methods of examination To evaluate the function of this unit, in order to assess the status of the fetus, the screening of estrogen, progestin and placental lactogen has been greatly promoted, while the examination of chorionic gonadotropin is poor.