Result Among the 25 cases, 10 cases were intracranial tumors invading nasal cavity and paranasal sinus, the rest 15 cases were intracranial tumors invading nasopharynx part.
结果颅鼻沟通瘤25例，其中鼻腔、副鼻窦与颅腔沟通者10例，鼻咽部与颅内沟通者15例。
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Objective:To study the craniofacial surgery for the tumors of nasal cavity and paranasal sinuses invading the anteri6r skull base or the intracranial tissue.