结果原发鼻腔非霍奇金淋巴瘤CT表现为鼻腔肿物，鼻甲骨质破坏，上颌窦内侧壁破坏等表现。

Result: N-NHL display of CT: Tumour on the nasal cavity, bone destroy on the nosepiece, and the same display on the border upon frame.

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在腔外PEL的病例中存在一些可能导致误诊的病理特征包括经典型霍奇金淋巴瘤样特征，淋巴结窦受累和T细胞抗原的表达。

Potentially misleading pathologic features in our series of extracavitary PEL included classic Hodgkin lymphoma-like features, lymph node sinus involvement, and T-cell antigen expression.

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