低剂量CT扫描在儿童头部检查中的应用  

Application of Low Dose CT Scanning in Child's Head Check

作　　者：方益民[1] 罗武星[2] 沈宏荣[2] 侯庆荣[2] 

机构地区：[1]湖南师范大学附属湘东医院,湖南醴陵412200 [2]湖南中医学院第一附属医院,湖南长沙410007

出　　处：《医学临床研究》2005年第10期1409-1410,共2页Journal of Clinical Research

摘　　要：【目的】探讨儿童头部低剂量CT扫描的可行性。【方法】随机抽取100例在本院进行CT检查的儿童,采用150 mAS低剂量进行CT扫描,并与正常剂量(250 mAS)组作对比分析。【结果】低剂量CT扫描平均优片率为78.0%,良片率17.3%,中等片率4.7%。与正常剂量组相比较差异均无显著性(均P>0.05)。【结论】低剂量CT扫描对儿童头部扫描具有可行性,临床使用可降低对患儿的的辐射剂量。[Objective]To discuss feasibility low dose CT scaning in child＇s head check. [Methods]One hundred cases were selected at random to use 150 mas CT scanning for children＇s heads and compared with 100 cases of 250 mAS CT scanning.. [ Results]Rates of excallent, good and middel grams were 78.0 %, 17.3 % and 4. 7% respectively in low close CT scanning of children＇s head. There were no differences between 150 mAS and 250 mAS CT scanning（ P 〉0.05）. [Conclusion]It is feasibibe-le to examine the child＇s head with low dose CT scanning.

关 键 词：头部/放射摄影术 体层摄影术 X线计算机 

分 类 号：R814.42[医药卫生—影像医学与核医学]