scholarly journals Does Whole-Brain Radiation Therapy for Oligometastatic Brain Metastases Translate Into a Survival Benefit for Patients With a Limited Competing Risk From Extracranial Disease? A Secondary Analysis of EORTC 22952-26001

2016 ◽  
Vol 96 (2) ◽  
pp. S56-S57 ◽  
Author(s):  
T.M. Churilla ◽  
E. Handorf ◽  
R. Soffietti ◽  
M. Kocher ◽  
A.A. Aizer ◽  
...  
2000 ◽  
Vol 9 (2) ◽  
pp. 1-6 ◽  
Author(s):  
Douglas Kondziolka ◽  
Atul Patel ◽  
L. Dade Lunsford ◽  
John C. Flickinger

Object Multiple brain metastases are a common health problem, frequently found in patients with cancer. The prognosis, even after treatment with whole-brain radiation therapy (WBRT), is poor, with an average expected survival time of less than 6 months. Investigators at numerous centers have evaluated the role of stereotactic radiosurgery in retrospective case series of patients harboring solitary or multiple tumors. Tumor resection is used mainly for patients with large tumors that cause acute neurological syndromes. The authors conducted a randomized trial in which they compared radiosurgery combined with WBRT with WBRT alone. Methods Twenty-seven patients were randomized (14 to recieve WBRT alone and 13 to receive WBRT combined with radiosurgery). The rate of local failure at 1 year was 100% after WBRT alone but only 8% in patients in whom boost radiosurgery was performed. The median time to local failure was 6 months after WBRT alone (95% confidence interval (CI) 3.5–8.5) in comparison to 36 months (95% CI 15.6–57) after WBRT and radiosurgery (p = 0.0005). The median time to the development of any brain failure was improved in the combined modality group (p = 0.002). Survival was shown to be related to the extent of extracranial disease (p = 0.02). Conclusions Combined WBRT and radiosurgery for the treatment of patients with two to four brain metastases significantly improves control of brain disease. Whole-brain radiation therapy alone does not provide lasting and effective care when treating most patients. Surgical resection remains important for patients with large symptomatic tumors and in whom limited extracranial disease has been demonstrated.


2011 ◽  
Vol 115 (1) ◽  
pp. 37-48 ◽  
Author(s):  
Stephen Rush ◽  
Robert E. Elliott ◽  
Amr Morsi ◽  
Nisha Mehta ◽  
Jeri Spriet ◽  
...  

Object In this paper, the authors' goal was to analyze the incidence, timing, and treatment of new metastases following initial treatment with 20-Gy Gamma Knife surgery (GKS) alone in patients with limited brain metastases without whole-brain radiation therapy (WBRT). Methods A retrospective analysis of 114 consecutive adults (75 women and 34 men; median age 61 years) with KPS scores of 60 or higher who received GKS for 1–3 brain metastases ≤ 2 cm was performed (median lesion volume 0.35 cm3). Five patients lacking follow-up data were excluded from analysis. After treatment, patients underwent MR imaging at 6 weeks and every 3 months thereafter. New metastases were preferentially treated with additional GKS. Indications for WBRT included development of numerous metastases, leptomeningeal disease, or diffuse surgical-site recurrence. Results The median overall survival from GKS was 13.8 months. Excluding the 3 patients who died before follow-up imaging, 12 patients (11.3%) experienced local failure at a median of 7.4 months. Fifty-three patients (50%) developed new metastases at a median of 5 months. Six (7%) of 86 instances of new lesions were symptomatic. Most patients (67%) with distant failures were successfully treated using salvage GKS alone. Whole-brain radiotherapy was indicated in 20 patients (18.3%). Thirteen patients (11.9%) died of neurological disease. Conclusions For patients with limited brain metastases and functional independence, 20-Gy GKS provides excellent disease control and high-functioning survival with minimal morbidity. New metastases developed in almost 50% of patients, but additional GKS was extremely effective in controlling disease. Using our algorithm, fewer than 20% of patients required WBRT, and only 12% died of progressive intracranial disease.


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