膝关节骨关节炎内侧间室软骨病损的MRI表现与关节镜术后疗效的相关性研究

Chinese Journal of Joint Surgery(Electronic Edition)(2012)

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Abstract
目的探讨膝关节骨关节炎(OA)内侧间室软骨病损的MRI表现和关节镜手术后疗效的相关性及膝关节OA的关节镜手术适应证。方法对92例关节镜手术病例,其中男54例,女38例;年龄43~69岁,平均58.5岁。对患者膝关节股骨内髁和胫骨内侧平台软骨的MRI表现按ICRSMR分级标准进行分级,对所有患者均进行了术后12~30个月的随访,随访时进行Lysholm评分。结果 92例92个膝关节,核磁共振显示关节软骨损伤Ⅳ级10例;Ⅲ级16例;Ⅱ级20例;Ⅰ级25例;0级21例,分级的均数为(1.66±1.303);术后Lysholm评分最高100分;最低64分,评分的均数(95.42±7.398)。术后Lysholm评分与ICRSMR分级相关系数r=-0.672,P<0.05,统计学处理呈负相关。结论认为术前膝关节内侧间室软骨的MRI(1.5T)分级对膝关节OA关节镜手术指征的判断有重要的参考价值。
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Key words
Magnetic Resonance Imaging,Arthroscope,Cartilage,Knee joint
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