【摘要】 急腹症为临床常见病 ,实验室检查、常规X线以及超声诊断均有一定的局限性 ,螺旋CT拥有先进的动态对比和高分辨率的容积扫描 ,能提供快速准确的诊断。根据各类急腹症的特殊性 ,在对比剂的应用、注射速度、扫描时相、准直、螺距、重建间隔等技术参数方面进行了探讨 ,并评价其应用价值更多还原

【Abstract】 Acute abdomen is a common diseas e. Laboratory examination,X-ray and ultrasound have some limitation respectively.H elical computed tomography (HCT) owns the ability of advanced dynamic contrast e nhancement and high-resolution volume scan,it allows rapid and accurate diagnos is.In according to the difference of various acute abdomen,discussing some param eters of scan,such as contrast material,injection rate,scan phase,collimation,pi tch,reconstruction intervals,et al;and evaluating its applying value.更多还原