脐绕颈胎儿相关论文
脐绕颈是产科常见的并发症,其发病率较高,严重时可引起胎儿宫内缺氧。本研究通过检测胎儿右心室Tei指数及静脉导管(ductus venous,......
目的:运用组织多普勒成像技术(Tissue Doppler Imaging,TDI)及Tei指数评价脐绕颈胎儿(umbilieal cord around neck,UCAN)及单纯性单脐......