1·Background: Primary malignant melanoma of the nose and paranasal sinus is a rare disease with poor prognosis.
背景：原发于鼻腔及副鼻窦之黏膜恶性黑色素瘤是一极为少见且预后不好的疾病。
2·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。
3·Objective To analyze CT findings of malignant fibrous histiocytoma(MFH) of nasal and paranasal sinus, to evaluate the value of CT in the diagnosis of MFH.
目的分析鼻腔鼻窦恶性纤维组织细胞瘤（MFH）的CT表现，评价其临床诊断价值。
4·Objective To summarize the experience in the treatment of nasal adhesion after operation in nasal cavity and paranasal sinus.
目的总结鼻腔、鼻窦手术后鼻腔粘连的治疗经验。
5·Objective To evaluate the application value of ct scan for paranasal sinus diseases diagnosis.
目的评价CT扫描在副鼻窦疾病诊断中的应用价值。