Results The lesions were totally removed in 22 patients (85%) and subtotally in 4. One died and 1 was in a vegetative state, 3 were severely disabled, 5 were moderately disabled and 16 were recovered well according to Glasgow outcome score(GOS).

• 次全切除4例,占15%25。 按GOS评分,病人恢复良好16例,轻残5例,重残3例,植物生存1例,死亡1例。