天气预报15天查询> 其他> 孕30周sd值多少正常

孕30周sd值多少正常

更新时间: 2020-11-05 00:00:00     

一般到孕30周以后,S/D比值不超过3.0,如果超过3.0,说明胎儿血循环阻力较大,应考虑胎儿宫内缺氧的可能。

S/D值是胎儿脐动脉收缩压与舒张压的比值,观察S/D比值的动态变化,可判断胎盘的发育情况。正常情况下,随着胎儿的发育,胎盘逐渐增大,血管阻力逐渐减少,S/D比值也会逐渐的减小。一般到孕30周以后,S/D比值不超过3.0,如果超过3.0,说明胎儿血循环阻力较大,应考虑胎儿宫内缺氧的可能。建议在医生的指导下给予吸氧、左侧卧位等处理后,一般都会有所好转,可以不必担心,密切观察胎动情况即可,如有异常及时就医。

关键词: sd 多少 正常

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-667377/ | 耗时:0.9177 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=667377 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=667377 LIMIT 0,1
select * from tbl_Articles_sphinx where id=667377 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(154747,1342894,551777,638575,491334,2341881,1051803,1127431,1113922,2842458,790140,313898,2994744,2316270,815747,2279348,3205194,1057816,345463,1074708,3407233,157782,576466,208181,477921,710466,1122930,1800043,1046534,1129355) ORDER BY field (ArticleID,154747,1342894,551777,638575,491334,2341881,1051803,1127431,1113922,2842458,790140,313898,2994744,2316270,815747,2279348,3205194,1057816,345463,1074708,3407233,157782,576466,208181,477921,710466,1122930,1800043,1046534,1129355)