Metastatic tumors to gingival from non - oral malignancies are very uncommon.

摘要从 非 口腔部位的恶性肿瘤转移至齿龈是非常罕见.

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Methods 9 cases of metastatic tumors in gingiva to this retrospective review.

方法对9例牙龈转移癌的临床资料回顾性分析.

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It accounts only for less than 4 % of all metastatic tumors to the oral cavity.

约占所有转移口腔病例比率百分之四以下.

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