[Diagnostic difficulties in a case of leukemia with radicular symptoms]

The author describes a 20-year-old patient with leukaemia and with meningoradicular symptoms. The first neurological symptoms developed 2 years after disclosure of haematological changes. Despite treatment with steroids, intrathecal Methotrexate and radiotherapy the patient died 3 years after the diagnosis of leukaemia had been established. Myeloblastic leukaemia was confirmed on autopsy. The importance of early intrathecal Methotrexate treatment is stressed.