CT扫描在上颌窦恶性肿瘤的TNM分期中有重要作用。

CT scanning is very useful for diagnosis of malignant tumors of the maxillary sinus at TNM stage.

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前言： 目的：分析上颌窦恶性肿瘤的CT表现，探讨CT对上颌窦恶性肿瘤分期的作用。

Objective: To analyze the role of CT scan in the diagnosis and staging of maxilla sinus malignant tumor.

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结果：鼻窦恶性肿瘤多原发于上颌窦17例(54.8%)，其次是筛窦10例(32.3%)和额窦4例(12.9%)。

Results Paranasal sinus malignant tumor root mainly in maxillary sinus 17 cases (54.8%), then ethmoid sinus 10 cases (32.3%), and frontal sinus 4 cases (12.9%).

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结果：鼻窦恶性肿瘤多原发于上颌窦17例(54.8%)，其次是筛窦10例(32.3%)和额窦4例(12.9%)。

Results Paranasal sinus malignant tumor root mainly in maxillary sinus 17 cases (54.8%), then ethmoid sinus 10 cases (32.3%), and frontal sinus 4 cases (12.9%).

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