CT对蛛网膜下腔出血的诊断价值  

The Diagnosis Value of CT for Subarachnoid Hemorrhage

作　　者：张明勇[1] 姚晓新[2] 

机构地区：[1]西安交通大学网络学院临床医学系西安市中医医院影像科,710003 [2]西安市第四医院

出　　处：《现代医用影像学》2005年第4期167-171,共5页Modern Medical Imageology

摘　　要：目的:探讨CT对蛛网膜下腔出血的诊断价值。材料与方法:分析经腰椎穿刺证实的自发性蛛网膜下腔出血45例以及外伤性蛛网下腔出血105例的CT征象。结果:自发性蛛网膜下腔出血的CT表现为脑池铸型高密度影,脑沟、脑内线状或雾带状高密度影。外伤性蛛网膜下腔出血常伴有灶性或普遍性脑挫裂伤,颅骨骨折等。结论:CT扫描在自发性蛛网膜下腔出血和外伤性蛛网膜下腔出血的定位、定性诊断中具有十分重要的价值。Purpose： To sutdy the diagnosis value of CT for subaraehnoid hemorrhage. Materials and Methods： The CT elmraeteristics of spontaneous subaraehnoid hemorrhage in 105 eases and traumatic subaraehnoid hemorrhage in 45 eases were analyzed respectively. Results： The characteristics of spontaneous subarachnoid hemorrhage was full of hyperderse in suleus and schizeneeplay, but the external subaraehnoid hemorrhage showed point and universality contusion of brain, the fracture of skull. Conclusion： CT is important value to diagnose subaraehnoid hemorrhage.

关 键 词：蛛网膜下腔出血 CT 诊断 自发性蛛网膜下腔出血 诊断价值 CT表现 外伤性蛛网膜下腔出血 蛛网下腔出血 高密度影 经腰椎穿刺 CT征象 脑挫裂伤 

分 类 号：R816.1[医药卫生—放射医学]