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四肢软组织硬纤维瘤的影像学特征分析

Journal of Imaging Research and Medical Applications(2017)

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Abstract
目的:探讨四肢软组织硬纤维瘤的影像学特征,以提高诊断的准确性.方法:分析15例经手术病理证实的四肢软组织硬纤维瘤病例的影像学表现.结果:病变均位于深部肌层间隙内,4例为多发病灶.14例为不规则或类圆形肿块,1例为斑片样影,12例病变边界不清,3例病变边界清晰.CT显示7例病变相对于肌肉为略低密度,1例为等密度,增强后轻~中度强化.MRI显示15例病变内均未见囊变及坏死,T1WI为等或等低信号,T2WI及STIR为高或稍高信号,14例肿块内有星芒状或条带状低信号显示,1例肿块内有点状出血,增强扫描除病灶内低信号影均无强化外其余均明显强化.结论:四肢软组织硬纤维瘤具有一定的影像学特点,CT和MRI有助于该病的诊断和鉴别.
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