title: Detection of leukaemic lymphoblasts in CSF.
mesh_terms: D002493:Central Nervous System Diseases / Q000134:cerebrospinal fluid* / Q000175:diagnosis; D006801:Humans; D007945:Leukemia, Lymphoid / Q000134:cerebrospinal fluid*; D008218:Lymphocytosis / Q000134:cerebrospinal fluid*