成人鼻窦多形性横纹肌肉瘤1例
Chinese Journal of Medical Imaging（2021）
Abstract
1 病例简介 女,46岁,主诉:左侧鼻面部胀痛2个月,伴麻木感10 d.既往有鼻部外伤史.体格检查:鼻根部可见长约3 cm瘢痕.CT平扫图像见图1A、B,MRI平扫及增强扫描图像见图1C～G,CT及MRI检查均考虑左侧上颌窦恶性肿瘤可能.行内镜下左侧上颌窦病变活检术,病理图像见图1H.免疫组化染色显示:Desmin(+),MyoD1 (+),CD68(+),CD34(血管+),Ki-67(约40％).病理诊断:(左侧上颌窦)多形性横纹肌肉瘤(rhabdomyosarcoma,RMS).
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