Extramedullary intracranial localization of multiple myeloma and treatment with novel agents: A retrospective survey of 50 patients

BACKGROUND: Intracranial involvement in multiple myeloma is extremely rare. The effect of new drugs (eg, thalidomide, bortezomib, lenalidomide) with respect to old drugs (eg, alkylators, steroids) has not been reported. METHODS: We collected clinical and biological data of patients presenting with an osteo‐dural or primary dural multiple myeloma (OD‐DMM) or a central nervous system myelomatosis (CNS‐MM) by sending a questionnaire to the centers...