Stereotactic irradiation (STI) is a primary treatment for patients with newly diagnosed brain metastases. Some of these patients experience local progression, which is difficult to differentiate from radiation necrosis, and difficult to treat. So far, just a few studies have clarified the prognosis and effectiveness of salvage surgery after STI. | Retrospective analysis of salvage surgery for local progression of brain metastasis previously treated with stereotactic irradiation Diagnostic contribution functional outcome and prognostic factors