臨床整形外科55巻1号

2020年01月発行

特集 新しい概念　“軟骨下脆弱性骨折”からみえてきたこと

軟骨下脆弱性骨折の画像所見

著者： 上谷雅孝¹ 大木望¹

所属機関： ¹長崎大学大学院医歯薬学総合研究科放射線診断治療学

ページ範囲：P.3 - P.9

　軟骨下脆弱性骨折の画像診断にはMRIが最も有用であり，骨折線を反映した線状〜帯状の低信号域とその周囲の骨髄浮腫を認めることが特徴である．進行例では関節面の圧潰，種々のパターンを示す軟骨下骨の異常信号がみられ，骨壊死の終末像との鑑別が困難となる．軟骨下骨の異常信号や関節面圧潰を来しうる疾患として，一過性骨髄浮腫症候群や虚血性骨壊死などとの鑑別も重要である．

参考文献

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