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29周胎儿肠管宽多少正常值
更新时间: 2020-11-04 00:00:00  

一般情况下,胎儿肠管宽度的正常值,内径小于2cm。胎儿肠管扩张是胎儿期腹部超声常见的异常表现之一,与胎儿消化道畸形密切相关。通常提示胎儿存在肠道闭锁,狭窄,套叠,肛门闭锁等所致的肠梗阻,或存在胎粪堵塞肠管缺血,腹膜炎等引发的一过性肠道梗阻。

关键词: 胎儿 肠管 多少 正常值

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