2017_SBRT_Course Book

Postoperative Fractionated Stereotactic Radiosurgery to the Tumor Bed for Surgically Resected Brain Metastases

Ryan K. Cleary

Overall survival

Median OS 13 months OS at 6 months 68% OS at 12 months 52%

• RPA class (p < .0001), • Tumor volume (p = .0181), and • number of fractions (p = .0181) were statistically significantly • associated with OS on multivariable analysis .