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股骨头缺血性坏死

2022-08-21 放射沙龙 放射沙龙

慢性肾脏疾病肾炎缺血性坏死
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股骨头缺血性坏死MRI表现。

CASE M25 年轻男性，已知有类固醇治疗狼疮性肾炎史。伴有双侧髋关节疼痛和运动困难的抱怨。

不规则的透光区，代表软骨下囊变，与边缘硬化在两个股骨头。双股骨头呈线性软骨下骨折/断裂，伴有轻度塌陷/扁平。这些发现代表了双侧股骨头缺血性坏死。

双侧股骨头前上面有大面积的骨髓异常，T1为低信号，在T1和T2W图像上，周围环绕着低强度的边缘。双股骨头呈线性软骨下骨折/断裂，在脂肪抑制图像上得到很好的评价。两侧均有轻度塌陷/扁平的轻微轮廓畸形。这些发现代表了双侧股骨头缺血性坏死。

骶髂关节和耻骨联合正常。

盆腔内存在小体积游离液。弥漫性软组织水肿见于前腹壁及骨盆、大腿。这些发现是由于慢性肾脏疾病造成的。

这是典型的双边缺血性坏死有特征性的X线和MRI表现。患者有SLE合并狼疮性肾炎并接受类固醇治疗，均易发生AVN。

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正常关节软骨的MRI表现，基本功掌握！

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    2022-07-27 redcrab

    #骨头#

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    2022-11-21 guihongzh

    #缺血性#

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    2022-01-01 millore

    #坏死#

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    2022-01-01 wangyang7962

    #股骨#

    0

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    2022-01-01 huagfeg

    #股骨头#

    0

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