肾毛细血管性血管母细胞瘤1例

Journal of Medical Imaging（2019）

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Abstract

患者男性,61岁.体检发现左肾占位,无腰痛,无尿急尿频尿痛,无血尿.CT示:平扫左肾下极类圆形异常密度影,大小约2.0cm×2.0cm,中央呈等密度影,CT值约30.4HU,周边可见新月形高密度影,CT值约66.7HU(图1),增强后皮质期病灶边缘可见环形明显强化,CT值高达220.3HU,明显高于肾皮质强化,病灶中央呈中度强化,CT值约80.2HU(图2),实质期病灶边缘强化有所减退,CT值约120.1HU,中央区强化有所增加,CT值109.8HU(图3),排泄期肿瘤强化趋向均匀,CT值约64.1HU(图4).

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