Hematological Malignancies

PCNSL Epidemiology • Central Brain Tumor Registry of the United States (CBTRUS), 1998-2002 – Brain Lymphoma • 3.1% of all primary CNS tumors • 0.46/100,000 person years • ~1000-1500 cases per year in the United States • Median age at diagnosis = 60

• Incidence increased ~3-fold from 1973-1984 but recent SEER data suggests plateau of incidence