2001
Interobserver reproducibility of Gleason grading of prostatic carcinoma: Urologic pathologists
Allsbrook W, Mangold K, Johnson M, Lane R, Lane C, Amin M, Bostwick D, Humphrey P, Jones E, Reuter V, Sakr W, Sesterhenn I, Troncoso P, Wheeler T, Epstein J. Interobserver reproducibility of Gleason grading of prostatic carcinoma: Urologic pathologists. Human Pathology 2001, 32: 74-80. PMID: 11172298, DOI: 10.1053/hupa.2001.21134.Peer-Reviewed Original ResearchConceptsUrologic pathologistsProstatic carcinomaInterobserver reproducibilityGleason scoreGleason gradingGleason grade groupLow-grade tumorsCribriform proliferationNeedle biopsyGroup 2Gleason patternGrading systemCarcinomaGrade groupTumorsPathologistsScoresGradingKappa coefficientBiopsyHistologyCoefficient kappa
1998
Predicting 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 probabilityPseudohyperplastic Prostatic Adenocarcinoma
Humphrey P, Kaleem Z, Swanson P, Vollmer R. Pseudohyperplastic Prostatic Adenocarcinoma. The American Journal Of Surgical Pathology 1998, 22: 1239-1246. PMID: 9777986, DOI: 10.1097/00000478-199810000-00009.Peer-Reviewed Original ResearchConceptsCases of adenocarcinomaProstatic adenocarcinomaHyperplastic featuresNeedle biopsyProstate carcinoma growthUsual epithelial hyperplasiaProstatic needle biopsyLow Gleason scoreLow-grade carcinomaRadical prostatectomy specimensRadical prostatectomy tissueGleason pattern 2Cystic dilatationPathologic stagePrognostic implicationsTumor sizeGleason scoreHistologic gradePapillary infoldingsRadical prostatectomyUsual hyperplasiaHistologic variantsPrognostic informationProstatic carcinomaCarcinomatous fociDiagnostic Effect of Complete Histologic Sampling of Prostate Needle Biopsy Specimens
Reyes A, Humphrey P. Diagnostic Effect of Complete Histologic Sampling of Prostate Needle Biopsy Specimens. American Journal Of Clinical Pathology 1998, 109: 416-422. PMID: 9535395, DOI: 10.1093/ajcp/109.4.416.Peer-Reviewed Original ResearchConceptsHigh-grade PINProstate needle biopsy specimensFocal glandular atypiaNeedle biopsy tissueNeedle biopsy specimensBenign prostatic tissueAdditional slidesHistologic abnormalitiesBiopsy specimensGlandular atypiaHistologic samplingNeedle biopsyProstatic tissueBiopsy tissueProstate needle core biopsiesNeedle core biopsyProstate needle biopsyComplete histopathologic examinationDetection of carcinomaDiagnostic effectComplete histologic examinationAdditional histologicProspective studyDefinitive diagnosisHistopathologic examination
1997
The Significance of Intraluminal Crystalloids in Benign Prostatic Glands on Needle Biopsy
Henneberry J, Kahane H, Humphrey P, Keetch D, Epstein J. The Significance of Intraluminal Crystalloids in Benign Prostatic Glands on Needle Biopsy. The American Journal Of Surgical Pathology 1997, 21: 725-728. PMID: 9199652, DOI: 10.1097/00000478-199706000-00014.Peer-Reviewed Original ResearchConceptsHigh-grade prostatic intraepithelial neoplasiaProstatic intraepithelial neoplasiaRepeat biopsyNeedle biopsyBenign glandsIntraluminal crystalloidsIntraepithelial neoplasiaBiopsy resultsSerum prostatic specific antigen (PSA) levelsSerum prostate-specific antigen valuesProstatic-specific antigen levelProstate-specific antigen valuesConsecutive needle biopsiesSpecific antigen levelsBenign prostatic glandsIncidence of cancerJohns Hopkins HospitalProstate biopsy resultsDianon SystemsConcurrent carcinomaSubsequent biopsyFirst biopsyAntigen levelsCystoprostatectomy specimensAntigen values
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 sideMalignancy
1995
Morphometric Analysis and Clinical Followup of Isolated Prostatic Intraepithelial Neoplasia in Needle Biopsy of the Prostate
Keetch D, Humphrey P, Stahl D, Smith D, Catalona W. Morphometric Analysis and Clinical Followup of Isolated Prostatic Intraepithelial Neoplasia in Needle Biopsy of the Prostate. Journal Of Urology 1995, 154: 347-351. DOI: 10.1016/s0022-5347(01)67044-7.Peer-Reviewed Original ResearchConceptsProstatic intraepithelial neoplasiaHigh-grade prostatic intraepithelial neoplasiaGrade prostatic intraepithelial neoplasiaSerum PSA concentrationRepeat biopsyIntraepithelial neoplasiaProstate needle biopsyProstate-specific antigenNeedle biopsyInitial biopsyProstate cancerNumber of fociElevated serum PSA concentrationInitial prostate needle biopsyPSA concentrationMen 50 yearsPredictors of cancerDigital rectal examinationInitial biopsy specimenCancer detection rateFinding of cancerSignificance of gradeClinical followupPSA densityPatient ageMorphometric Analysis and Clinical Followup of Isolated Prostatic Intraepithelial Neoplasia in Needle Biopsy of the Prostate
Keetch D, Humphrey P, Stahl D, Smith D, Catalona W. Morphometric Analysis and Clinical Followup of Isolated Prostatic Intraepithelial Neoplasia in Needle Biopsy of the Prostate. Journal Of Urology 1995, 154: 347-351.. PMID: 7541850, DOI: 10.1097/00005392-199508000-00003.Peer-Reviewed Original ResearchConceptsProstatic intraepithelial neoplasiaHigh-grade prostatic intraepithelial neoplasiaGrade prostatic intraepithelial neoplasiaSerum PSA concentrationRepeat biopsyIntraepithelial neoplasiaProstate needle biopsyProstate-specific antigenNeedle biopsyInitial biopsyProstate cancerNumber of fociElevated serum PSA concentrationInitial prostate needle biopsyPSA concentrationMen 50 yearsPredictors of cancerDigital rectal examinationInitial biopsy specimenCancer detection rateFinding of cancerSignificance of gradeClinical followupPSA densityPatient ageRelationship between serum prostate specific antigen, needle biopsy findings, and histopathologic features of prostatic carcinoma in radical prostatectomy tissues
Humphrey P, Baty J, Keetch D. Relationship between serum prostate specific antigen, needle biopsy findings, and histopathologic features of prostatic carcinoma in radical prostatectomy tissues. Cancer 1995, 75: 1842-1849. DOI: 10.1002/1097-0142(19950401)75:7+<1842::aid-cncr2820751614>3.0.co;2-2.Peer-Reviewed Original ResearchSerum prostate-specific antigenProstate-specific antigenPSA densityNeedle biopsy findingsPositive biopsy resultsHistologic gradeNeedle biopsyBiopsy findingsHistopathologic featuresTumor sizeBiopsy resultsProstate cancerPretreatment serum prostate-specific antigenSpecific antigenWhole glandAggressive prostate cancerPercentage of carcinomaRadical prostatectomy specimensRadical prostatectomy tissueWhole prostate glandBiopsy featuresPathologic stageDifferentiated tumorsProstatic carcinomaTumor grade