• X L Zheng, Z Q Jiang, Y Han, T Sun, T Zhang, S J Zhang, and F Y Lou.
• Department of Neurosurgery, the First Affiliated Hospital of Bengbu Medical College, Bengbu 233004, China.
• Zhonghua Yi Xue Za Zhi. 2018 Feb 13; 98 (7): 524-526.

AbstractObjective: To explore the surgical technique and curative effect of microsurgical resection of large anterior skull base meningioma via unilateral subfrontal and interhemispheric approach. Method: The clinical data of 14 patients with large anterior skull base meningioma who received surgical treatment in the Department of neurosurgery in First Affiliated Hospital of Bengbu Medical College from April 2015 to September 2017 were analysed retrospectively.Of 9 cases were olfactory groove meningioma and 5 cases were tuberculum sellae meningioma.The microsurgical resection approach of all the patients was the unilateral subfrontal combined with interhemispheric approach. Results: According to the Simpson classification of meningioma resection, 13 cases(92.8%) were Simpson grade Ⅰand Ⅱ, 1 case was grade Ⅲ.The clinical symptoms were improved in 12 cases (85.7%), and no improvement in 2 cases.Fourteen patients had postoperative complications in 2 cases (14.2%), and all of them were no cerebrospinal fluid leakage and death. Conclusion: Microsurgical removal of large anterior skull base meningioma through unilateral frontal and interhemispheric approach is safe and effective, providing a new way for surgical treatment of large anterior skull base meningioma. It had a positive significance for the prognosis of patients.

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