The diameter of the tumors was 2.5 - 9 cm, among these ³ 5 cm accounted for 67.7%. Meningioma had the highest rate 23.5%, following by ependymoma, astrocytoma, oligodendroglioma... Surgical outcomes: total tumor removal was 58.8%; partial tumor removal was 38.3%; only biopsy was 2.9%.