少量蛛网膜下腔出血的CT特征分析

摘要

目的:探讨少量蛛网膜下腔出血的CT特征.方法:对本院2003～2007年的414例蛛网膜下腔出血的CT征象进行分析.结果:少量蛛网膜下腔出血315例,占蛛网膜下腔出血的绝大多数.结论:少量蛛网膜下腔出血有其一定的诊断特征.位于纵裂池的表现为纵形线样征,位于脑沟的表现为白线征,位于小脑幕下的表现为淡薄云絮征,每条均可作为确诊依据.%Objective:To discuss the CT features of a small amount of subaraehnoid hemorrhage. Methods:The CT signs of 414 cases of subarachnoid hemorrhage in our hospital from 2003 to 2007 were analyzed. Results:315 cases of a small amount of subarachnoid hemorrhage, accounting for the vast majority of subarachnoid hemorrhage. Conclusion: A small amount of subarachnoid hemorrhage has certain diagnostic features; at the performance of the gitulondinal line-like sign located at interhemispherie fissure cistern, white line sign located at sulcilevy, weak Cloud floccus sign located under the tentorial, and each can be used as the basis of diagnosis.