陈茹萱;孙昊;李晓光;薛华丹;金征宇;

• 1:北京协和医学院临床医学系
• 2:中国医学科学院 北京协和医学院 北京协和医院放射科

摘要(Abstract)：

<正>急性消化道出血的临床表现包括呕血、黑便、便血等,可伴有血容量迅速减少引起的急性周围循环衰竭,为临床常见急症。其病死率较高,在出现血流动力学不稳定的患者中病死率高达40%[1],早期诊断及处理十分关键。根据出血部位,以Treitz韧带为界可将消化道出血分为上消化道出血和下消化道出血。随着内镜检查的广泛应用,临床上亦有将消化道出血分为上(胃镜可及之处)、中(小肠)、下(结肠镜可及之处)三段之法,本文仍采用传统的上、下二分法。与上消化

关键词(KeyWords)： 多排螺旋CT;血管成像;消化道出血;诊断

Abstract:

Keywords:

基金项目(Foundation):

作者(Authors): 陈茹萱;孙昊;李晓光;薛华丹;金征宇;

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