LymphomaLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellLymphoma, Large B-Cell, DiffuseLymphoma, FollicularBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneLymphoma, Mantle-CellLymphoma, T-Cell, CutaneousLymphoma, T-Cell, PeripheralLymphoma, AIDS-RelatedLymphoma, Large-Cell, AnaplasticHodgkin DiseaseLymphoma, Large-Cell, ImmunoblasticVincristineAntibodies, Monoclonal, Murine-DerivedPrednisoneAntigens, CD20Translocation, GeneticLymphoma, Extranodal NK-T-CellCyclophosphamideDoxorubicinChromosomes, Human, Pair 14Antineoplastic Combined Chemotherapy ProtocolsAntigens, CD30Herpesvirus 4, HumanB-LymphocytesImmunophenotypingChromosomes, Human, Pair 18PrognosisGene RearrangementProto-Oncogene Proteins c-bcl-6Thymus NeoplasmsTreatment OutcomeImmunohistochemistryAntibodies, MonoclonalLymph NodesCentral Nervous System NeoplasmsReed-Sternberg CellsEye NeoplasmsRetrospective StudiesLeukemia, Lymphocytic, Chronic, B-CellPseudolymphomaNose NeoplasmsEpstein-Barr Virus InfectionsMycosis FungoidesCombined Modality TherapyRemission InductionSkin NeoplasmsImmunoglobulin Heavy ChainsFatal OutcomeAntineoplastic AgentsTransplantation, AutologousSurvival AnalysisSurvival RateLeukemiaNeoplasm StagingGerminal CenterBleomycinDNA, NeoplasmLymphoproliferative DisordersDisease-Free SurvivalPolymerase Chain ReactionIn Situ Hybridization, FluorescenceTumor Markers, BiologicalEtoposideTumor Cells, CulturedCell Line, TumorBiopsyMediastinal NeoplasmsGenes, ImmunoglobulinGenes, mycGene Expression Regulation, NeoplasticFlow CytometryT-LymphocytesRadioimmunotherapyProto-Oncogene Proteins c-bcl-2Leukemia, B-CellGenes, bcl-2Leukemia L5178Enteropathy-Associated T-Cell LymphomaRecurrenceLeukemia-Lymphoma, Adult T-CellNeoplasm ProteinsGene Rearrangement, B-LymphocyteComposite LymphomaIntestinal NeoplasmsMethotrexateGene Rearrangement, B-Lymphocyte, Heavy ChainCytarabineChromosomes, Human, Pair 11Salvage TherapyRisk FactorsGastrointestinal NeoplasmsNeprilysinBase SequenceTime FactorsBone MarrowOrbital Neoplasms