2006
Genomic aberrations are rare in urothelial neoplasms of patients 19 years or younger
Wild P, Giedl J, Stoehr R, Junker K, Boehm S, van Oers J, Zwarthoff E, Blaszyk H, Fine S, Humphrey P, Dehner L, Amin M, Epstein J, Hartmann A. Genomic aberrations are rare in urothelial neoplasms of patients 19 years or younger. The Journal Of Pathology 2006, 211: 18-25. PMID: 17072825, DOI: 10.1002/path.2075.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAlphapapillomavirusChildChild, PreschoolChromosome AberrationsChromosomes, Human, Pair 9DNA Mismatch RepairDNA Mutational AnalysisDNA, ViralFemaleGene Expression ProfilingGenes, p53HumansImmunohistochemistryIn Situ Hybridization, FluorescenceLoss of HeterozygosityMaleMicrosatellite InstabilityOligonucleotide Array Sequence AnalysisPapillomaPolymerase Chain ReactionReceptor, Fibroblast Growth Factor, Type 3Urologic NeoplasmsUrotheliumConceptsPatients 19 yearsUrothelial neoplasmsUrothelial papillomaMicrosatellite instabilityClinical outcomesHuman papillomavirusTP53 mutationsHigh-grade papillary urothelial carcinomaNIH consensus panelEvidence of diseaseFavorable clinical outcomeLow malignant potentialChromosome arm 9pPapillary urothelial carcinomaComparative genomic hybridizationPapillary urothelial neoplasmHPV positivityYounger patientsMultifocal tumorsUrothelial carcinomaUrothelial tumorsMalignant potentialPolymerase chain reactionConsensus panelKi-67
2001
Chromosome 22q dosage in composite extrarenal rhabdoid tumors: Clonal evolution or a phenotypic mimic?
Fuller C, Pfeifer J, Humphrey P, Bruch L, Dehner L, Perry A. Chromosome 22q dosage in composite extrarenal rhabdoid tumors: Clonal evolution or a phenotypic mimic? Human Pathology 2001, 32: 1102-1108. PMID: 11679945, DOI: 10.1053/hupa.2001.28252.Peer-Reviewed Original ResearchVisceral primitive peripheral neuroectodermal tumors: A clinicopathologic and molecular study
O'Sullivan M, Perlman E, Furman J, Humphrey P, Dehner L, Pfeifer J. Visceral primitive peripheral neuroectodermal tumors: A clinicopathologic and molecular study. Human Pathology 2001, 32: 1109-1115. PMID: 11679946, DOI: 10.1053/hupa.2001.28247.Peer-Reviewed Original ResearchMeSH KeywordsAbdominal NeoplasmsAdolescentAdultBiomarkers, TumorDNA PrimersDNA, NeoplasmFemaleHumansImmunoenzyme TechniquesMaleMiddle AgedNeoplasm ProteinsNeuroectodermal Tumors, Primitive, PeripheralOncogene Proteins, FusionProto-Oncogene Protein c-fli-1Reverse Transcriptase Polymerase Chain ReactionRNA, MessengerRNA, NeoplasmRNA-Binding Protein EWSSarcoma, EwingSoft Tissue NeoplasmsTomography, X-Ray ComputedTranscription FactorsVisceraConceptsEWS/PNETSoft tissuePediatric small round blue cell tumorsSarcoma-primitive neuroectodermal tumorPolymerase chain reaction-based testingFusion transcriptsSmall round blue cell tumorsRound blue cell tumorsBlue cell tumorsClinicopathologic spectrumVisceral sitesPrognostic significanceVisceral originVisceral tumorsCell tumorsNeuroectodermal tumorAdditional casesTumorsPNETYoung adultsGenetic alterationsEts transcription factor familyBoneChromosomal translocationsEWS-FLI1Primitive Neuroectodermal Tumors of the Biliary and Gastrointestinal Tracts: Clinicopathologic and Molecular Diagnostic Study of Two Cases
Sarangarajan R, Hill D, Humphrey P, Hitchcock M, Dehner L, Pfeifer J. Primitive Neuroectodermal Tumors of the Biliary and Gastrointestinal Tracts: Clinicopathologic and Molecular Diagnostic Study of Two Cases. Pediatric And Developmental Pathology 2001, 4: 185-191. PMID: 11178636, DOI: 10.1007/s100240010141.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentBile Duct NeoplasmsBiomarkers, TumorDNA PrimersDNA, NeoplasmFemaleHepatic Duct, CommonHumansImmunoenzyme TechniquesJejunal NeoplasmsMaleNeoplasm ProteinsNeoplasms, Second PrimaryNeuroectodermal Tumors, Primitive, PeripheralReverse Transcriptase Polymerase Chain ReactionRNA, NeoplasmSequence Analysis, DNAWilms TumorConceptsPrimitive neuroectodermal tumorNeuroectodermal tumorMalignant small round cell tumorMalignant soft tissue tumorsSmall round cell tumorSoft tissue tumorsRound cell tumorNon-classical sitesMore conventional sitesEWS-FLI1 gene fusionMolecular diagnostic studiesTranscription-polymerase chain reaction analysisCharacteristic immunoreactivityHepatic ductCell tumorsClinicopathologic profileTissue tumorsGastrointestinal tractChain reaction analysisUnusual siteSmall intestineTumorsMolecular findingsTumor cellsDiagnostic studies
2000
WT1 Staining Reliably Differentiates Desmoplastic Small Round Cell Tumor From Ewing Sarcoma/Primitive Neuroectodermal Tumor
Hill D, Pfeifer J, Marley E, Dehner L, Humphrey P, Zhu X, Swanson P. WT1 Staining Reliably Differentiates Desmoplastic Small Round Cell Tumor From Ewing Sarcoma/Primitive Neuroectodermal Tumor. American Journal Of Clinical Pathology 2000, 114: 345-353. PMID: 10989634, DOI: 10.1093/ajcp/114.3.345.Peer-Reviewed Original ResearchMeSH KeywordsAbdominal NeoplasmsAdolescentAdultBiomarkers, TumorBlotting, SouthernChildChild, PreschoolDiagnosis, DifferentialDNA PrimersDNA-Binding ProteinsDNA, NeoplasmFemaleFibromatosis, AggressiveHumansImmunoenzyme TechniquesMaleNeuroectodermal Tumors, PrimitiveOncogene Proteins, FusionParotid NeoplasmsReverse Transcriptase Polymerase Chain ReactionSarcoma, EwingSequence Analysis, DNATranscription FactorsWT1 ProteinsConceptsDesmoplastic small round cell tumorSmall round cell tumorRound cell tumorEWS/PNETSarcoma/primitive neuroectodermal tumorPrimitive neuroectodermal tumorCell tumorsWT1 antibodyImmunohistochemical featuresNeuroectodermal tumorDiagnosis of DSRCTMalignant small round cell tumorEwing sarcoma/primitive neuroectodermal tumorEWS/PNETsRT-PCRReverse transcriptase-polymerase chain reaction analysisTranscriptase-polymerase chain reaction analysisWT1 stainingEWS-WT1 fusionChain reaction analysisPredictive valueTumorsAvailable tissueConcurrent Ki-67 and p53 Immunolabeling in Cutaneous Melanocytic Neoplasms: An Adjunct for Recognition of the Vertical Growth Phase in Malignant Melanomas?
Kaleem Z, Lind A, Humphrey P, Sueper R, Swanson P, Ritter J, Wick M. Concurrent Ki-67 and p53 Immunolabeling in Cutaneous Melanocytic Neoplasms: An Adjunct for Recognition of the Vertical Growth Phase in Malignant Melanomas? Modern Pathology 2000, 13: 217-222. PMID: 10757331, DOI: 10.1038/modpathol.3880040.Peer-Reviewed Original Research
1997
Primitive Neuroectodermal Tumor of the Kidney-Another Enigma: a Pathologic, Immunohistochemical, and Molecular Diagnostic Study
Marley E, Liapis H, Humphrey P, Nadler R, Siegel C, Zhu X, Brandt J, Dehner L. Primitive Neuroectodermal Tumor of the Kidney-Another Enigma: a Pathologic, Immunohistochemical, and Molecular Diagnostic Study. The American Journal Of Surgical Pathology 1997, 21: 354-359. PMID: 9060607, DOI: 10.1097/00000478-199703000-00013.Peer-Reviewed Original ResearchConceptsPrimitive neuroectodermal tumorPolymerase chain reactionNeuroectodermal tumorRenal primitive neuroectodermal tumorPrimary primitive neuroectodermal tumorComplete immunohistochemical evaluationNeuron-specific enolasePrimitive round cellsDecades of lifeSoft tissue neoplasmSites of predilectionMolecular diagnostic studiesFormation of rosettesAbdominal painAbdominal massImmunohistochemical evaluationParaspinal regionEwing's sarcomaChest wallRound cellsTumor cellsCharacteristic translocationDiagnostic studiesProgenitor cellsKidney