过期妊娠是胎儿慢性窘迫及新生儿窒息的常见原因之一,甚至导致围产儿死亡。因此,过期妊娠监测为降低围产儿死亡的重要措施。产前监测的方法有多种,以无刺激试验(NST)最简单,快速、可多次重复试验,为产妇所乐意接受,预测胎儿情况较为准确,对过期妊娠的处理有一定参考价值。本文就我院3年多来 Outdated pregnancy is one of the common causes of fetal chronic distress and neonatal asphyxia, and even lead to perinatal death. Therefore, monitoring of expired pregnancies is an important measure to reduce perinatal deaths. Prenatal monitoring of a variety of ways to non-stimulating test (NST) the most simple, fast, repeatable test for many mothers happy to accept, predict fetal situation is more accurate, the treatment of overdue pregnancy have some reference value. This article on my hospital more than 3 years