Leukemia, Lymphocytic, Chronic, B-CellLeukemia, LymphoidPrecursor Cell Lymphoblastic Leukemia-LymphomaLeukemiaSpinal CordLeukemia, Myeloid, AcuteSpinal Cord InjuriesLeukemia, B-CellLeukemic InfiltrationAsparaginaseLeukemia, T-CellLeukemia, Myelogenous, Chronic, BCR-ABL PositiveVidarabinePrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, Biphenotypic, AcuteB-LymphocytesMethotrexateBone MarrowRemission, SpontaneousLymphocytes, NullGene Expression Regulation, LeukemicCytarabineVincristine6-MercaptopurineImmunoglobulin Heavy ChainsLeukemia, ExperimentalLeukemia-Lymphoma, Adult T-CellRemission InductionAntineoplastic AgentsReceptors, Antigen, B-CellZAP-70 Protein-Tyrosine KinaseBurkitt LymphomaLymphomaChlorambucilPrognosisLeukemia, Hairy CellRosette FormationAntineoplastic Combined Chemotherapy ProtocolsChromosomes, Human, 6-12 and XAnisocoriaPhiladelphia ChromosomeKaryotypingDNA, NeoplasmCorneal PerforationLymphocytesLeukemia Virus, MurineBlast CrisisCladribineChromosome AberrationsTumor Cells, CulturedAntigens, NeoplasmTranslocation, GeneticT-LymphocytesAntigens, CD5Acute DiseaseInjections, SpinalAntibodies, MonoclonalDNA NucleotidylexotransferaseRecurrenceAntigens, CD38CyclophosphamideFusion Proteins, bcr-ablLeukemia, MyeloidTreatment OutcomeImmunoglobulin Variable RegionChromosomes, Human, Pair 14Drug Resistance, NeoplasmNeprilysinFlow CytometryMutationSpinal NervesNeoplasm ProteinsBase SequenceTime FactorsBone Marrow TransplantationAntigens, SurfaceSpinal Cord DiseasesDaunorubicinAnesthesia, SpinalMolecular Sequence DataPrednisoneSurvival AnalysisLeukemia, Prolymphocytic, T-CellSpinal Cord NeoplasmsSpinal Nerve RootsCyclin-Dependent Kinase Inhibitor p15Polymerase Chain ReactionLeukemia, Monocytic, AcuteSpinal CanalDexamethasoneAntibodies, Monoclonal, Murine-DerivedImmunophenotypingDrug Administration ScheduleLeukemia, Large Granular LymphocyticChromosomes, Human, Pair 9Survival RateSalvage TherapyChromosomes, Human, Pair 13Leukemia L1210Spinal Cord Compression