Whole-Brain Radiation Therapy or Stereotactic Radiosurgery With or Without Lapatinib Ditosylate in Treating Patients With Brain Metastasis From HER2-Positive Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: HER2-Positive Breast Carcinoma|Invasive Breast Carcinoma|Metastatic Malignant Neoplasm in the Brain|Recurrent Breast Carcinoma|Stage IV Breast Cancer AJCC v6 and v7
Interventions: OTHER: Laboratory Biomarker Analysis|DRUG: Lapatinib Ditosylate|RADIATION: Stereotactic Radiosurgery|RADIATION: Whole-Brain Radiotherapy
Sponsor: National Cancer Institute (NCI)
Collaborators: NRG Oncology