相关实验视频
Updated: May 2, 2026

Contrast Imaging in Mouse Embryos Using High-frequency Ultrasound
Published on: March 4, 2015
胎儿和儿童的死后心血管磁共振成像:与传统尸体解剖进行面具对照研究
Andrew M Taylor1, Neil J Sebire, Michael T Ashworth
1Centre for Cardiovascular Imaging, University College London Institute of Cardiovascular Science, London, United Kingdom (A.M.T., S.S., S.T.); Cardiorespiratory Services, Great Ormond Street Hospital for Children (A.M.T.), Department of Histopathology, University College London Institute of Child Health and Great Ormond Street Hospital for Children (N.J.S., M.T.A.), and Department of Histopathology, University College London Hospitals (R.J.S.), National Health Service Foundation Trust, London, United Kingdom; Paediatric Epidemiology and Biostatistics, Institute of Child Health, University College London, London, United Kingdom (A.W.); Clinical Molecular Genetics Unit, University College London Institute of Child Health and University College London Hospitals National Health Service Foundation Trust, London, United Kingdom (L.S.C.); and Academic Neonatology, University College London Institute for Women's Health, London, United Kingdom (N.R., S.T.).
死后心血管磁共振 (CMR) 影像显示,作为检测胎儿和儿科心脏异常的传统尸检的替代方案,具有前途. 这种非侵入性技术在围产和儿科病例中提供了宝贵的诊断准确性.
科学领域:
- 医疗成像医学成像
- 儿科病理学 儿科病理学
- 心血管科学 心血管科学
背景情况:
- 围产和儿科尸检的全球下降需要使用替代的诊断方法.
- 传统的尸检和组织病理学是诊断胎儿和儿科心脏病的标准.
研究的目的:
- 为了比较死后心血管磁共振 (CMR) 成像与传统尸检的诊断准确性.
- 评估CMR在检测胎儿和儿童心脏异常方面的有效性.
主要方法:
- 在传统尸检之前,对400名胎儿和儿童进行了死后CMR成像.
- 一个儿科CMR成像仪和病理学家被掩盖了对方的发现.
- 在排除后,分析了359个案件的数据.
主要成果:
- 对于检测任何心脏病理的CMR的总体灵敏度和特异性分别为72.7%和96.2%.
- 对于主要的结构性心脏病,CMR获得了更高的灵敏度 (92.6%) 和特异性 (99.1%).
- 38个CMR数据集是无诊断的,主要是胎儿<24周怀孕.
结论:
- 死后CMR成像显示出作为传统心脏尸检的有价值,非侵入性替代品的潜力.
- CMR成像可以准确地检测胎儿和儿童的心脏异常.
相关概念视频
Magnetic Resonance Imaging
Imaging Studies for Cardiovascular System IV: CMRI
Imaging Studies for Cardiovascular System V: CT
Imaging Studies IV: Magnetic Resonance Imaging
Imaging Studies VII: Vascular Imaging

