T1W/SPIR序列在软骨病变中的应用
JOURNAL OF PRACTICAL MEDICAL IMAGING（2002）
Abstract
目的探讨MR软骨成像最佳序列.方法选20例正常腕关节,进行T1WI,T2WI,T1W/SPIR,T2W/SPIR,T1W/SPIR增强扫描,测量各序列信噪比强度进行比较,并进行统计学检验.结果T1WI及T2WI信噪比较低,在MR图像上呈低信号.T1W/SPIR信噪比明显高于其它序列信噪比,在MR图像上呈高信号,增强扫描无强化,差异有统计学意义.结论T1W/SPIR序列对软骨信号敏感,若结合T1WI,可对软骨病变作出定性诊断.
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