2018
Prostate Cancer Genomic Classifier Relates More Strongly to Gleason Grade Group Than Prostate Imaging Reporting and Data System Score in Multiparametric Prostate Magnetic Resonance Imaging-ultrasound Fusion Targeted Biopsies
Martin DT, Ghabili K, Levi A, Humphrey PA, Sprenkle PC. Prostate Cancer Genomic Classifier Relates More Strongly to Gleason Grade Group Than Prostate Imaging Reporting and Data System Score in Multiparametric Prostate Magnetic Resonance Imaging-ultrasound Fusion Targeted Biopsies. Urology 2018, 125: 64-72. PMID: 30552940, DOI: 10.1016/j.urology.2018.12.001.Peer-Reviewed Original ResearchConceptsPI-RADSv2 scoreDecipher scoreProstate Imaging ReportingDecipher testingTargeted biopsiesRadical prostatectomyData System version 2 (PI-RADS v2) scoreFavorable intermediate-risk prostate cancerIntermediate-risk prostate cancer patientsGleason Grade Group 1Imaging ReportingIntermediate-risk prostate cancerMultivariable logistic regression analysisHigh-risk diseasePI-RADS 4Grade group 1Gleason grade groupProstate cancer patientsMultiparametric magnetic resonancePI-RADS scoreVersion 2 scoreData System scoreLogistic regression analysisSignificant differencesPI-RADS categoryGenomic Heterogeneity and the Small Renal Mass
Ueno D, Xie Z, Boeke M, Syed J, Nguyen KA, McGillivray P, Adeniran A, Humphrey P, Dancik GM, Kluger Y, Liu Z, Kluger H, Shuch B. Genomic Heterogeneity and the Small Renal Mass. Clinical Cancer Research 2018, 24: 4137-4144. PMID: 29760223, PMCID: PMC6125159, DOI: 10.1158/1078-0432.ccr-18-0214.Peer-Reviewed Original Research
2017
Negative Multiparametric Magnetic Resonance Imaging of the Prostate Predicts Absence of Clinically Significant Prostate Cancer on 12-Core Template Prostate Biopsy
Lu AJ, Syed JS, Nguyen KA, Nawaf CB, Rosoff J, Spektor M, Levi A, Humphrey PA, Weinreb JC, Schulam PG, Sprenkle PC. Negative Multiparametric Magnetic Resonance Imaging of the Prostate Predicts Absence of Clinically Significant Prostate Cancer on 12-Core Template Prostate Biopsy. Urology 2017, 105: 118-122. PMID: 28322902, DOI: 10.1016/j.urology.2017.01.048.Peer-Reviewed Original ResearchConceptsMultiparametric magnetic resonance imagingSignificant prostate cancerProstate cancerNegative predictive valueMagnetic resonance imagingSystematic TRUSNegative mpMRIProstate biopsyNegative multiparametric magnetic resonance imagingPredictive valueResonance imagingClinically Significant Prostate CancerDynamic contrast enhancement sequencesTemplate mapping biopsyPrior negative biopsySystematic prostate biopsyOverall cancer detectionProstate-specific antigenTemplate prostate biopsyProstate cancer detectionDiffusion-weighted imagingCancer detectionBiopsy naïveMapping biopsyProstate volume
2008
Prognostic value of various morphometric measurements of tumour extent in prostate needle core tissue
Brimo F, Vollmer R, Corcos J, Kotar K, Bégin L, Humphrey P, Bismar T. Prognostic value of various morphometric measurements of tumour extent in prostate needle core tissue. Histopathology 2008, 53: 177-183. PMID: 18752501, DOI: 10.1111/j.1365-2559.2008.03087.x.Peer-Reviewed Original ResearchConceptsPathological stageTumor lengthPrognostic valueTumor extentFinal pathological stageHigher stage diseaseNeedle biopsy specimenCancer patient outcomesPrognostic significanceBiochemical recurrenceBiopsy specimenRadical prostatectomyPatient outcomesBiopsy reportingFailure statusCancer lengthPositive coresPathological outcomesLarger studyMorphometric measurementsDiscontinuous fociCancerCore tissuePatientsOutcomes
2004
EFFECT OF THE DUAL 5α-REDUCTASE INHIBITOR DUTASTERIDE ON MARKERS OF TUMOR REGRESSION IN PROSTATE CANCER
ANDRIOLE G, HUMPHREY P, RAY P, GLEAVE M, TRACHTENBERG J, THOMAS L, LAZIER C, RITTMASTER R. EFFECT OF THE DUAL 5α-REDUCTASE INHIBITOR DUTASTERIDE ON MARKERS OF TUMOR REGRESSION IN PROSTATE CANCER. Journal Of Urology 2004, 172: 915-919. PMID: 15310997, DOI: 10.1097/01.ju.0000136430.37245.b9.Peer-Reviewed Original ResearchConceptsProstate cancerMicrovessel densityDutasteride treatmentIntraprostatic dihydrotestosteroneTumor regressionDual 5α-Reductase Inhibitor DutasterideShort-term pilot studyDays of placeboEffect of dutasterideIntraprostatic androgen levelsT2 prostate cancerDegree of atrophyProstate cancer treatmentShort-term treatmentProstate cancer tissuesIndex of apoptosisRadical prostatectomyEarly treatmentAndrogen levelsDutasterideCancer tissuesResected tissuesDHT formationDihydrotestosteroneType 1
2003
Renal sinus haemangioma with inferior vena cava involvement
BHAYANI S, HUMPHREY P, KIBEL A. Renal sinus haemangioma with inferior vena cava involvement. BJU International 2003, 92: e53-e53. PMID: 19127684, DOI: 10.1111/j.1464-410x.2003.04195.x.Peer-Reviewed Original Research
2001
The Relative Importance of Anatomic and PSA Factors to Outcomes After Radical Prostatectomy for Prostate Cancer
Vollmer R, Humphrey P. The Relative Importance of Anatomic and PSA Factors to Outcomes After Radical Prostatectomy for Prostate Cancer. American Journal Of Clinical Pathology 2001, 116: 864-870. PMID: 11764075, DOI: 10.1309/7mq7-mwar-4w8a-r75f.Peer-Reviewed Original ResearchConceptsElevated PSA levelsEarly deathPSA levelsRadical prostatectomyProstate cancerPathology observationsGleason grade 5Overall good prognosisTime of prostatectomyPostoperative levelsPSA failureStudy patientsBetter prognosisProgressive tumorsPrognostic categoriesPercentage carcinomaProstatectomySubsequent outcomesLower hazardDeathSurgeryHigher hazardCancerMenPSAChromosome 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 Research
2000
Renal Cell Carcinoma With Rhabdoid Features
Gökden N, Nappi O, Swanson P, Pfeifer J, Vollmer R, Wick M, Humphrey P. Renal Cell Carcinoma With Rhabdoid Features. The American Journal Of Surgical Pathology 2000, 24: 1329-1338. PMID: 11023094, DOI: 10.1097/00000478-200010000-00002.Peer-Reviewed Original ResearchConceptsRenal cell carcinomaAdult renal cell carcinomaGlial fibrillary acidic proteinEpithelial membrane antigenNeuron-specific enolaseMuscle-specific actinSmooth muscle actinCases of RCCRhabdoid featuresCell carcinomaRhabdoid componentRhabdoid elementsRhabdoid tumorIncidence of RCCGrade 4 casesGrade 2 casesRadical nephrectomy specimensGrade I casesFibrillary acidic proteinGrade 3 casesPanel of antibodiesLarge epithelioid cellsIntracytoplasmic hyaline globulesHigh-stage carcinomasMajority of casesVisual estimate of the percentage of carcinoma is an independent predictor of prostate carcinoma recurrence after radical prostatectomy
Carvalhal G, Humphrey P, Thorson P, Yan Y, Ramos C, Catalona W. Visual estimate of the percentage of carcinoma is an independent predictor of prostate carcinoma recurrence after radical prostatectomy. Cancer 2000, 89: 1308-1314. PMID: 11002227, DOI: 10.1002/1097-0142(20000915)89:6<1308::aid-cncr16>3.0.co;2-3.Peer-Reviewed Original ResearchConceptsPercentage of carcinomaGroup of patientsDisease recurrenceRadical prostatectomyRadical prostatectomy specimensIndependent predictorsPathologic stageGleason scoreTumor recurrenceProstate carcinomaProstatectomy specimensPreoperative prostate-specific antigen levelProstate-specific antigen levelKaplan-Meier product limit estimatesCox proportional hazards modelProstatic tissue specimensPathologic tumor stageKaplan-Meier methodRecurrence-free survivalSpecific antigen levelsImportant prognostic informationCox proportional hazardsProportional hazards modelProstate carcinoma recurrenceTumor size measurementsConcurrent 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
1998
Clinical and pathologic tumor characteristics of prostate cancer as a function of the number of biopsy cores: a retrospective study
Naughton C, Smith D, Humphrey P, Catalona W, Keetch D. Clinical and pathologic tumor characteristics of prostate cancer as a function of the number of biopsy cores: a retrospective study. Urology 1998, 52: 808-813. PMID: 9801104, DOI: 10.1016/s0090-4295(98)00344-6.Peer-Reviewed Original ResearchConceptsProstate cancerBiopsy coresCore biopsySextant core biopsiesProstate volumeTotal prostate-specific antigen valuesProstate-specific antigen valuesMore biopsy coresMore biopsy sessionsPathologic tumor characteristicsPathologic tumor featuresSix-core biopsyTotal biopsy coresTRUS prostate volumeNegative prostate biopsyClinical prostate cancerMore biopsy samplesProstate cancer detectionPSA densityProspective trialInitial biopsyPathologic characteristicsProstatic volumeSerum tPSATumor characteristicsPredicting the pathology results of radical prostatectomy from preoperative information
Vollmer R, Keetch D, Humphrey P. Predicting the pathology results of radical prostatectomy from preoperative information. Cancer 1998, 83: 1567-1580. PMID: 9781951, DOI: 10.1002/(sici)1097-0142(19981015)83:8<1567::aid-cncr12>3.0.co;2-e.Peer-Reviewed Original ResearchConceptsRadical prostatectomyPreoperative informationNeedle biopsyTumor volumeStatistical methodsWashington University Medical CenterAdvanced tumor stageProstate-specific antigenUniversity Medical CenterPreoperative variablesSerum PSATumor stagePathology resultsPathology outcomesMedical CenterProstate carcinomaSpecific antigenProstatectomyLogistic regressionBinary outcomesMultivariate modelProbabilityOutcomesBiopsyObserved probabilityTHE EFFECT OF PROSTATE VOLUME, AGE, TOTAL PROSTATE SPECIFIC ANTIGEN LEVEL AND ACUTE INFLAMMATION ON THE PERCENTAGE OF FREE SERUM PROSTATE SPECIFIC ANTIGEN LEVELS IN MEN WITHOUT CLINICALLY DETECTABLE PROSTATE CANCER
ORNSTEIN D, SMITH D, HUMPHREY P, CATALONA W. THE EFFECT OF PROSTATE VOLUME, AGE, TOTAL PROSTATE SPECIFIC ANTIGEN LEVEL AND ACUTE INFLAMMATION ON THE PERCENTAGE OF FREE SERUM PROSTATE SPECIFIC ANTIGEN LEVELS IN MEN WITHOUT CLINICALLY DETECTABLE PROSTATE CANCER. Journal Of Urology 1998, 159: 1234-1237. PMID: 9507843, DOI: 10.1016/s0022-5347(01)63570-5.Peer-Reviewed Original ResearchConceptsProstate-specific antigen levelTotal PSA levelsSpecific antigen levelsDetectable prostate cancerSerum prostate-specific antigen levelFree PSA levelsPercent free PSAPSA levelsProstate volumeAcute inflammationAntigen levelsProstate cancerFree PSAFree Serum Prostate Specific Antigen LevelsTotal serum prostate-specific antigen (PSA) levelsTotal prostate-specific antigen levelsFree serum PSA levelsMean percent free PSAPercent free PSA levelsProstate cancer screening programsFree serum PSASerum PSA levelsLarge prostate glandsCancer screening programsInfluence of agePercentage of Free Serum Prostate-Specific Antigen as a Predictor of Pathologic Features of Prostate Cancer in a Screening Population fn1fn1This study was supported in part by a grant from Hybritech Incorporated, San Diego, California.
Arcangeli C, Humphrey P, Smith D, Harmon T, Shepherd D, Keetch D, Catalona W. Percentage of Free Serum Prostate-Specific Antigen as a Predictor of Pathologic Features of Prostate Cancer in a Screening Population fn1fn1This study was supported in part by a grant from Hybritech Incorporated, San Diego, California. Urology 1998, 51: 558-565. PMID: 9586607, DOI: 10.1016/s0090-4295(98)00035-1.Peer-Reviewed Original ResearchConceptsProstate-specific antigenProstate cancerPathologic featuresFree serum prostate-specific antigenSerum prostate-specific antigenFree prostate-specific antigenCancerous surgical marginsProstate cancer screeningPercentage of cancerRadical prostatectomy specimenHarmless cancersPreoperative predictorsWatchful waitingSurgical marginsCapsular penetrationProstatic capsuleGleason scoreCancer screeningRadical prostatectomyProstatectomy specimenTumor volumeFPSAClinical practiceCancerScreening evaluation
1997
Unusual Histologic Types of High-Grade Prostatic Intraepithelial Neoplasia
Reyes A, Swanson P, Carbone J, Humphrey P. Unusual Histologic Types of High-Grade Prostatic Intraepithelial Neoplasia. The American Journal Of Surgical Pathology 1997, 21: 1215-1222. PMID: 9331295, DOI: 10.1097/00000478-199710000-00013.Peer-Reviewed Original ResearchConceptsHigh-grade prostatic intraepithelial neoplasiaSignet ring cellsSmall cell carcinoma cellsProstatic intraepithelial neoplasiaProstate-specific antigenInvasive carcinomaIntraepithelial neoplasiaPrimary signet-ring cell carcinomaGrade prostatic intraepithelial neoplasiaSignet ring cell carcinomaCases of HGPINCarcinoma cellsNeuron-specific enolaseProstatic cell typesUnusual histologic typeSmall cell neuroendocrineGlandular epithelial cellsArchitectural growth patternIntraepithelial proliferationMucinous distensionCell typesMucinous featuresStrength of associationHistologic typeCell carcinomaCT of cystic renal masses: analysis of diagnostic performance and interobserver variation.
Siegel C, McFarland E, Brink J, Fisher A, Humphrey P, Heiken J. CT of cystic renal masses: analysis of diagnostic performance and interobserver variation. American Journal Of Roentgenology 1997, 169: 813-8. PMID: 9275902, DOI: 10.2214/ajr.169.3.9275902.Peer-Reviewed Original Research
1996
Repeat biopsy strategy in men with isolated prostatic intraepithelial neoplasia on prostate needle biopsy.
Shepherd D, Keetch D, Humphrey P, Smith D, Stahl D. Repeat biopsy strategy in men with isolated prostatic intraepithelial neoplasia on prostate needle biopsy. Journal Of Urology 1996, 156: 460-2; discussion 462-3. PMID: 8683703, DOI: 10.1097/00005392-199608000-00038.Peer-Reviewed Original ResearchConceptsHigh-grade prostatic intraepithelial neoplasiaGrade prostatic intraepithelial neoplasiaProstatic intraepithelial neoplasiaIntraepithelial neoplasiaRepeat biopsyNeedle biopsyBiopsy techniqueSide of cancerProstate needle biopsyLocation of cancerInitial biopsySystematic biopsyMen 31Biopsy strategyBiopsyNeoplasiaCancerProstateQuadrant locationStrongest predictorPatientsMenSame sideMalignancyDiseaseRepeat Biopsy Strategy in Men with Isolated Prostatic Intraepithelial Neoplasia on Prostate Needle Biopsy
Shepherd D, Keetch D, Humphrey P, Smith D, Stahl D. Repeat Biopsy Strategy in Men with Isolated Prostatic Intraepithelial Neoplasia on Prostate Needle Biopsy. Journal Of Urology 1996, 156: 460-463. DOI: 10.1016/s0022-5347(01)65881-6.Peer-Reviewed Original ResearchConceptsHigh-grade prostatic intraepithelial neoplasiaGrade prostatic intraepithelial neoplasiaProstatic intraepithelial neoplasiaIntraepithelial neoplasiaRepeat biopsyNeedle biopsyBiopsy techniqueSide of cancerProstate needle biopsyLocation of cancerPercent of casesInitial biopsySystematic biopsyMen 31Biopsy strategyBiopsyNeoplasiaCancerProstateQuadrant locationPatientsStrongest predictorMenSame sideMalignancyOptimized microvessel density analysis improves prediction of cancer stage from prostate needle biopsies
Bostwick D, Wheeler T, Blute M, Barrett D, MacLennan G, Sebo T, Scardino P, Humphrey P, Hudson M, Fradet Y, Miller G, Crawford E, Blumenstein B, Mahran H, Miles B. Optimized microvessel density analysis improves prediction of cancer stage from prostate needle biopsies. Urology 1996, 48: 47-57. PMID: 8693651, DOI: 10.1016/s0090-4295(96)00149-5.Peer-Reviewed Original Research