[Primary cerebral non-Hodgkin's lymphoma. Intensive chemotherapy supported by crania radiotherapy].

Four cases of primary central nervous system lymphomas treated with high dose cytosine arabinoside and high dose methotrexate prior to cranial irradiation are described. All patients achieved a complete clinical and radiological remission following treatment with chemotherapy alone. Three patients are alive with a follow-up period of 60, 45 og 24 months, respectively. One patient died 12 months after diagnosis at another hospital. Autopsy was not performed.