摘要:胎盘植入(PAS)是剖宫产最危险的并发症,如不及时诊断和治疗,可能导致产后大出血甚至孕产妇及胎儿的死亡.近年来随着胎盘MR成像技术的完善以及胎盘内黑暗带、胎盘局部陷凹及膨隆等一些新征象的发现,尤其常规重T2WI自旋回波序列结合扩散加权成像(DWI)更容易识别胎盘内黑暗带以及胎盘与子宫肌层的分界等,这在很大程度上提高了MRI诊断PAS的准确性.就PAS的病理分级、危险因素,以及MRI诊断PAS的成像技术和征象及其优势与不足予以综述.
注:因版权方要求,不能公开全文,如需全文,请咨询杂志社
热门期刊服务
Journal of Systems Science and Complexity China World Economy ComputerDIY玩脑者 Petroleum Science Cellular Molecular Immunology International Journal of Computing Journal of Systems Science and Systems Engineering Research in Astronomy and Astrophysics Journal of Systems Engineering and Electronics International Journal of Automation Computing Journal of Computer Science and Technology Chinese Journal of Oceanology and Limnology