寰前节间动脉影像学表现及临床价值的研究进展 / Advances in imaging findings of proatlantal intersegmental artery and their clinical diagnostic significances
- Resource Type
- Academic Journal
- Authors
- 毛一朴; 马隆佰; Mao Yipu; Ma Longbai
- Source
- 影像研究与医学应用 / Journal of Imaging Research and Medical Applications. 4(16):1-3
- Subject
- 永存颈内—基底动脉吻合血管
寰前节间动脉
CT、MR血管造影
- Language
- Chinese
寰前节间动脉(PIA)是永存颈内-基底动脉吻合血管中极为罕见类型,通常伴有颈动脉或椎基底动脉发育异常,并与缺血性脑血管病的发生相关.CTA及MRA能清楚地显示PIA走行及其合并颈动脉、椎基底动脉畸形,能准确评价PIA血管变异改变.该文就PIA血管畸形的胚胎发育过程、解剖分型、合并血管畸形、影像学表现及临床价值进行综述.