The goal of treatment is to reduce the size of the tumor or remove as much of it as possible, while preserving brain tissue and function. 이렇게 하면 증상을 개선하고 추가적인 뇌 조직 손상을 예방하는 데 도움이 될 수 있습니다. Additional treatment may help to prevent the spread or recurrence of cancerous tumors.