流行性乙型脑炎CT诊断及临床价值

CT diagnosis of epidemic encephalitis B and clinical value

目的:加深对流行性乙型脑炎CT改变的认识,以期提高临床对该病变诊断的准确性。方法:分析27例乙型脑炎的临床资料,普通型4例,重型19例,极重型4例,经头部CT扫描,5例行增强扫描。结果:病变多为大脑皮质、丘脑、基底节区低密度灶,1例位于脑干,1例伴病灶内出血。结论:本组病例符合乙型脑炎病理改变,CT作为一种无创伤性的检查方法,在乙型脑炎的临床诊断及鉴别诊断中发挥着极为重要的作用。

Objective： To make a further understanding of the manifestations of epidemic encephalitis B on CT images, and to improve its diagnostic accuracy. Materials and Methods： We analyzed the clinic data of 27 cases, 4 cases in general type, 19 cases in heavier type, 4 cases in the heaviest type. Among 27 plain CT, enhanced CT in 5 cases. Results： Abnormalities located mainly in cerebral cortices, nuclei basales and thalamus, the lesions presented as low density on CT scan, 1 case was finding in truncus encephalicus and hemorrhage in 1 case. Conclusion： The findings accord with pathological change of epidemic encephalitis B and CT can provide important information for clinical diagnosis as a means of no trauma.