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40例多发性硬化MRI表现的临床分析

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摘要 目的分析MRI在临床确诊多发性硬化(MS)患者的表现。方法回顾分析本院40例住院确诊多发性硬化患者的MRI特点。结果多发性硬化的特征性MRI表现为脑白质内多发长T1,长T2异常信号,脑内病灶常<1.0 cm,散在分布于脑室周围,胼胝体,脑干与小脑,少数灰白质交界处。脊髓多发性硬化以胸段多见,形态多样,多为散在小点状,斑块状,圆形或椭圆形,多分布于脊髓外周白质部分,病灶直径>3 mm,但长度很少超过2个椎体节段。结论多发性硬化MRI表现有一定的特征性,结合多时相病程,可作出诊断并可判断其演变过程。
作者 钱娜
出处 《中国实用医药》 2014年第27期92-93,共2页 China Practical Medicine
关键词 多发性硬化 MRI
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