计算机断层扫描 perfusion 软件管道用于评估参数图和缺血体积:一项比较研究
Wei Lu1, Feirong Yao2, Congguo Yin3
1ArteryFlow Technology Co., Ltd., Hangzhou, China.
概括
在急性缺血性中风患者中,AccuCTP和RAPID CTP软件在计算心脏病核心体积和半阴影体积方面表现出很好的一致性. 在临床实践中,AccuCTP可以作为可靠的替代分析工具.
科学领域:
- 神经成像是一种神经成像.
- 脑卒中成像 脑卒中成像
- 医疗软件验证 医疗软件验证
背景情况:
- 对急性缺血性中风的评估,CT输液 (CTP) 是至关重要的.
- 精确测量心脏病核心体积 (ICV) 和半阴影体积 (PV) 对于治疗决策至关重要.
- 评估CTP后处理软件之间的协议对于临床实用性至关重要.
研究的目的:
- 调查两个CTP后处理软件包之间的协议:RAPID CTP和AccuCTP.
- 为了比较从两个软件计算的心脏病核心体积 (ICV) 和半阴影体积 (PV).
- 评估AccuCTP作为RAPID CTP的替代方案的可靠性.
主要方法:
- 对235名急性缺血性中风患者的CTP数据进行了回顾性分析.
- 通过RAPID CTP和AccuCTP软件获得的ICV和PV测量的比较.
- 使用布兰德-阿尔特曼分析,类内相关系数 (ICC) 和根平均平方误差进行统计评估.
主要成果:
- 在ICV和PV方面,AccuCTP和RAPID CTP表现出了很好的协议.
- 参数地图差异在10%以内,布兰德-阿尔特曼分析显示有很强的一致性.
- 观察到很高的适应度 (R2>0.96) 和高的ICC分数 (ICV:0.984,PV:0.955).
结论:
- AccuCTP的结果显示与RAPID CTP的优异一致.
- 在中风临床实践中,AccuCTP是CTP可靠的替代分析工具.
- 经过验证的软件协议确保了一致和准确的中风评估.
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