You mean stage IV. Unfortunately stage IV is terminal stage in months , fingers in one hand is enough, reducing brain edema making life as comfortable as is the main aim at this stage.
No stage 5 in brain. The staging used for cancer is usually ajcc (american joint committee on cancer). There is no staging for primary brain cancers, and no "stage 5" in any primary cancer.
Really depends. Are you talking a primary brain tumor or metastatic disease from another site. If a primary brain tumor, it depends on a few features - what grade - ie grade 2, 3, or 4, patient age, and other comorbidities. Grade 2s live about 10 years grade 3s live about 3-5 years grade 4s live if metastatic disease, survival is less than 1 year (if not shorter). Read more...