咽旁
- 网络parapharyngeal
 咽旁
咽旁咽旁
parapharyngeal
       T2b:有鼻咽旁 (parapharyngeal) 侵犯。       T3:肿瘤侵犯到颅底骨骼或鼻窦内。
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        Comparative study on surgical approaches for tumors involving the tongue base and parapharyngeal area
