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膝关节韧带损伤MRI诊断的评价(附36例分析)

王荣仁,刘延军,杨振海,华锐,尹智

Journal of medical imaging（2003）

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Abstract
目的:探讨膝关节韧带损伤的MRI表现及诊断价值.方法:分析36例经手术或关节镜证实的膝关节韧带损伤患者的MRI材料,重点分析了前交叉韧带(ACL)损伤的MRI表现.结果:前交叉韧带部分性撕裂为T1WI、T2WI、T2像上韧带内信号均增高,但纤维束仍保持其连续性和完整性;完全性撕裂的直接征象为韧带连续性中断、增粗或扭曲变形;看不到正常的ACL,于附着处出现一团块影,T2WI韧带内呈弥漫高信号;间接征象有胫骨前置和后交叉韧带变形等.结论:ACL损伤在MRI上有一定的特点.MRI是诊断膝关节韧带损伤的一种有效的无创性检查方法.
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ligament,mri,knee
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