<prompt> Answer this question truthfullyWhat is the medical treatment for mixed gliomas?  <response>: <reason> If resected, the surgeon will remove as much of this tumor as possible, without disturbing eloquent regions of the brain speechmotor cortex and other critical brain structure. Thereafter, treatment may include chemotherapy and radiation therapy of doses and types ranging based upon the patients needs. Subsequent MRI examination are often necessary to monitor the resection cavity. 