Lymphoma, B-CellCentral Nervous System NeoplasmsLymphomaLymphoma, Non-HodgkinLymphoma, Large B-Cell, DiffuseLymphoma, T-CellLymphoma, FollicularBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneCarcinoma, Large CellLymphoma, T-Cell, CutaneousLymphoma, Mantle-CellLymphoma, T-Cell, PeripheralLymphoma, AIDS-RelatedLymphoma, Large-Cell, AnaplasticHodgkin DiseaseAntigens, CD30Lymphoma, Large-Cell, ImmunoblasticVincristineCarcinoma, NeuroendocrineTranslocation, GeneticPrednisoneAntigens, CD20Antibodies, Monoclonal, Murine-DerivedCyclophosphamideDoxorubicinImmunohistochemistryImmunophenotypingAntineoplastic Combined Chemotherapy ProtocolsReed-Sternberg CellsLymphoma, Extranodal NK-T-CellFatal OutcomeProto-Oncogene Proteins c-bcl-6Receptor Protein-Tyrosine KinasesHerpesvirus 4, HumanChromosomes, Human, Pair 14B-LymphocytesLymphoma, Primary Cutaneous Anaplastic Large CellPrognosisChromosomes, Human, Pair 18Gene RearrangementLymph NodesMycosis FungoidesAntibodies, MonoclonalSkin NeoplasmsChromosomes, Human, Pair 2Thymus NeoplasmsTumor Markers, BiologicalTreatment OutcomeEye NeoplasmsLung NeoplasmsNose NeoplasmsLeukemia, Lymphocytic, Chronic, B-CellCombined Modality TherapyDNA, NeoplasmNeoplasm StagingLymphoproliferative DisordersEpstein-Barr Virus InfectionsProtein-Tyrosine KinasesRetrospective StudiesBiopsyIn Situ Hybridization, FluorescenceSurvival RateRemission InductionLymphomatoid PapulosisImmunoglobulin Heavy ChainsTumor Cells, CulturedAntineoplastic AgentsPolymerase Chain ReactionSurvival AnalysisCell Line, TumorBleomycinTransplantation, AutologousNeoplasm ProteinsChromosomes, Human, Pair 5Flow CytometryPseudolymphomaGene Expression Regulation, NeoplasticEtoposideDisease-Free SurvivalImmunoenzyme TechniquesGenes, mycLeukemiaT-LymphocytesProto-Oncogene Proteins c-bcl-2Genes, bcl-2Antigens, NeoplasmGenes, ImmunoglobulinGerminal CenterIntestinal NeoplasmsCarcinoma, Small CellChromosome AberrationsMethotrexateCytarabineGene Rearrangement, B-Lymphocyte, Heavy ChainAntigens, CDRecurrenceCell Transformation, NeoplasticBase SequenceMediastinal Neoplasms