获肿瘤全切除11例，次全切除3例，大部切除1例。术后新出现暂时性颅神经障碍3例，无死亡。
Total resection was performed in 11 patients, subtotal resection in 3, and partial resection in 1. Transient cranial nerve paresis occurred newly in 3 patients postoperatively. No death occurred.
目的探讨颅内中枢神经系统少见肿瘤诊断和治疗。
ObjectiveTo study the diagnosis and treatment of rare central nervous system tumors.
神经母细胞瘤是儿童颅外最常见的实体瘤，占儿童肿瘤的10%。
Neuroblastoma is the most common extracranial solid tumor, which accounts for10%of childrens tumor.
目的探讨神经导航在颅内肿瘤切除的意义。
Objective To explore the significance of neuronavigation in the intracerebral tumor excision.
神经母细胞瘤是儿童最常见的颅外实体肿瘤。
Neuroblastoma is the most common extracranial solid tumor in children.
虽然中枢神经细胞瘤占颅内肿瘤不超过1%，但是在20 - 40岁脑室内肿瘤患者中，中枢神经细胞瘤大约占了50%。
Although central neurocytomas account for less than 1% of all intracranial neoplasms, they constitute approximately 50% of intraventricular tumors in patients 20-40 years old.
当怀疑脂肪瘤、皮样囊肿、视神经肿瘤管内或颅内蔓延等软组织肿瘤行MRI检查。
If liposarcoma, dermoid cyst, neurotubule tumor or intracranial invasion is suspected, MRI should be highly considered.
星形细胞瘤是来源于星形细胞或星形前体细胞的中枢神经系统肿瘤，约占所有颅内原发性肿瘤的45%。
Astrocytoma is the most common type among primary tumors in central nervous system with rapid growth, high mortality and poor prognosis, and it comprise 45% of all human brain tumors.
预后因素与颅神经损害程度、肿瘤大小及病理性质有关。
Progonastic factors related to the damage degree of cranial nerve, tumors' size and pathological nature of the tumors.
结论在神经导航下切除颅内肿瘤，定位准确，可提高手术效果。
Conclusion the neuronavigation technique, because of the advantage of accurate location, can notably improve the result of intracerebral tumor excision.
MRI较CT对颅底骨质破坏的检出更敏感，MRI可以发现肿瘤沿三叉神经向颅内侵犯，而卵圆孔没有骨质破坏。
MRI is more sensitive than ct in detecting the skull base encroachment. MRI could reveal the early infiltration of the bone marrow and tumor infiltration along the mandibular nerve.
脑胶质瘤是由神经外胚叶衍化而来的胶质细胞即星形胶质细胞、少枝胶质细胞和室管膜胶质细胞等发生的肿瘤，是颅内最常见的恶性肿瘤。
Glioma is the most common type of primary intracranial tumors in human. It developed from astrocytoma, oligodendroglioma, ependymoma, which were induced by neural ectoblast.
神经外科医生在术前术后均应该重视颅内肿瘤患者存在的智力和记忆的损害。
Neurosurgeon should pay more attention on intelligence and memory dysfunction on patients with intracranial tumors.
结果1例2 1岁女性患者，眼眶肿瘤侵入颅内损伤嗅神经及视交叉，引起嗅觉及视力下降。
Results Orbit tumor of a 21 year old young lady extends the encephalic and endangers the olfactory nerve and optic chiasma, even cause olfaction and visual acuity to be declined.
结果1例2 1岁女性患者，眼眶肿瘤侵入颅内损伤嗅神经及视交叉，引起嗅觉及视力下降。
Results Orbit tumor of a 21 year old young lady extends the encephalic and endangers the olfactory nerve and optic chiasma, even cause olfaction and visual acuity to be declined.
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