儿童上颌窦异位脑膜瘤4例报告并文献复习

目的：探讨儿童上颌窦异位脑膜瘤的临床表现及诊治方法。方法：对4例儿童上颌窦异位脑膜瘤的临床资料进行回顾性分析并复习文献。结果：4例患儿表现为进行性鼻塞，其中1例伴有眼球突出，临床检查4例于鼻腔外侧壁可见类球状新生物，黏膜光滑，质硬。CT检查显示，上颌窦鼻腔新生物高密度影，边界清楚，周围可见骨质吸收。治疗均于全身麻醉下手术切除，3例采用面中翻揭术，1例采用鼻侧切开术，随访4～6年无复发。结论：CT对上颌窦异位脑膜瘤的诊断有重要意义，完整切除肿瘤是治疗儿童上颌窦异位脑膜瘤的最佳方法。

Report of 4 cases ectopic meningioma of maxillary sinus in children and the review of relative literatures

Objective:To explore the clinical manifestation and diagnosis as well as the treatment of ectopic meningioma of maxillary sinus in children.Method:Four cases of ectopic meningioma of maxillary sinus in children were investigated with retrospective analysis and review of the literatures.Result:All the four cases presented progressing nasal obstruction and 1 case showed exophthalmos.Ball-like neoplasma in lateral wall of nasal cavity could be seen.CT revealed high density shadow and bone absorption aroud the lesion.The complete resection of neoplasma were performed.There was No relapse after 4 to 6 years following up.Conclusion:CT plays an inportmentrole in diagnosis of ectopic meningioma of maxillary sinus.The best method of treatment is to completely resect the neoplasma.