Long-Term Survival and Improved Quality of Life following Multiple Repeat Gamma Knife Radiosurgeries for Recurrent Glioblastoma Multiforme: A Case Report and Review of the Literature

Figure 2

Four months after initial diagnosis, the patient suffered a recurrence of GBM and was treated with GKRS. The prescribed dose was 16 Gy to the 50% isodose line. Tumor volume was measured at 5.2 cubic centimeters.