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B超对诊断脐带绕颈的价值

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Author:
No author available
Journal Title:
Journal of Modern Clinical Medical Bioengineering
Issue:
1
DOI:
10.3760/cma.j.issn.1674-1927.2001.01.045
Key Word:
B超;脐带绕颈

Abstract: @@脐带有一定的伸展性,如果脐带绕颈不使脐血管受牵拉、挤压,血循环不受阻,一般不出现症状,对母婴的危害不大.但如果绕颈周数增加,或绕过肾,就会引起相对脐带过短,或使胎头下降困难,导致胎儿宫内缺氧,引起胎儿宫内或新生儿窒息,甚至围生儿死亡.B超对脐带绕颈提供可靠的诊断依据.现将B超诊断脐带绕颈135例报道如下.  

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