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孕晚期羊水多少为正常范围
更新时间: 2020-11-04 00:00:00  

正常情况下孕期羊水指数为8~25cm,羊水深度为3~8cm,可以进行缓冲外力的作用,是一种保护胎儿的物质。怀孕晚期时羊水指数的正常范围在15cm左右,羊水量为1000~1500ml。羊水过多或过少都属于异常情况,如羊水过多首先排除胎儿消化系统畸形,羊水过少需排除胎儿泌尿系统畸形或胎盘功能减退等,孕晚期羊水量逐渐减少,需做好孕期检查,排除胎儿畸形。

关键词: 晚期 羊水 多少 正常 范围

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