Protein-Losing EnteropathiesLymphomaHIV EnteropathyLymphoma, B-CellLymphoma, T-CellLymphoma, Mantle-CellLymphoma, Non-HodgkinIntestinal DiseasesLymphoma, Large B-Cell, DiffuseLawsonia BacteriaDesulfovibrionaceae InfectionsLymphoma, Large-Cell, AnaplasticLymphoma, FollicularCeliac DiseaseBurkitt LymphomaLymphoma, B-Cell, Marginal ZoneLymphoma, T-Cell, CutaneousGlutensEnteritisLymphangiectasis, IntestinalLymphoma, T-Cell, PeripheralDermatitis HerpetiformisMalabsorption SyndromesGliadinLymphoma, AIDS-RelatedJejunumSprue, TropicalHodgkin DiseaseAntigens, CD30Intestinal MucosaIntestine, SmallTranslocation, GeneticVincristineChromosomes, Human, Pair 14Antibodies, Monoclonal, Murine-DerivedHypoproteinemiaAntigens, CD20DuodenumDiet, Gluten-FreeLymphoma, Large-Cell, ImmunoblasticPolyendocrinopathies, AutoimmuneLymphoma, Extranodal NK-T-CellJejunal DiseasesB-LymphocytesPrednisoneBiopsyImmunophenotypingEnteropathy-Associated T-Cell LymphomaIntestinal NeoplasmsFatal OutcomeGenetic Diseases, X-LinkedImmunohistochemistryCyclophosphamideProto-Oncogene Proteins c-bcl-6Swine DiseasesAntineoplastic Combined Chemotherapy ProtocolsDoxorubicinAntigens, CD5Nose NeoplasmsHerpesvirus 4, HumanGene RearrangementSkin NeoplasmsDiarrheaSOXC Transcription FactorsChromosomes, Human, Pair 11Fontan ProcedureLeukemia, Lymphocytic, Chronic, B-CellT-LymphocytesUlcerHistiocytosisAntibodies, MonoclonalDisaccharidasesReticulinLymph NodesGraft vs Host ReactionImmunoglobulin Heavy ChainsTreatment OutcomeMycosis FungoidesCyclin D1EnterocytesIn Situ Hybridization, FluorescenceLymphoproliferative DisordersPolymerase Chain ReactionDiarrhea, InfantileChromosomes, Human, Pair 18IntestinesPrognosisLymphatic DiseasesAgammaglobulinemiaReed-Sternberg CellsTransglutaminasesPseudolymphomaReceptor Protein-Tyrosine KinasesCell Line, TumorLymphoma, Primary Cutaneous Anaplastic Large CellIleumEpstein-Barr Virus InfectionsGerminal CenterAntineoplastic AgentsPrednisolone