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磁共振弥散成像在超急性期脑梗死诊治中的应用价值 被引量:12

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摘要 目的探讨弥散成像对超急性期脑梗死的应用价值。方法对30例超急性期脑梗死患者行常规T1WI、T2WI及FLAIR、DWI扫描,比较病灶显示率、范围、边界及对比度,计算病灶的ADC值。结果(1)DWI对病灶的显示率、范围及清晰度均优于常规T1WI、T2WI和FLAIR。(2)DWI的b值越高,弥散效果越好,显示病灶越清晰;同时,弥散全方向比单方向显示病灶更清晰。(3)所有病灶的ADC值均下降。结论DWI技术对超急性期脑梗死病变的敏感性最高,可及时、准确、可靠地作出诊断。
出处 《中国实用神经疾病杂志》 2006年第2期75-76,共2页 Chinese Journal of Practical Nervous Diseases
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