2025
Diagnostic performance of high-resolution micro-ultrasound and conventional ultrasound in fusion biopsy for clinically significant prostate cancer detection
Khajir G, Webb L, Lokeshwar S, Diaz G, Anderson T, Choksi A, Zhao J, Leapman M, Sprenkle P, Renzulli J. Diagnostic performance of high-resolution micro-ultrasound and conventional ultrasound in fusion biopsy for clinically significant prostate cancer detection. Urologic Oncology Seminars And Original Investigations 2025, 43: 399.e1-399.e8. PMID: 40121104, DOI: 10.1016/j.urolonc.2025.03.006.Peer-Reviewed Original ResearchConceptsClinically Significant Prostate CancerClinically significant prostate cancer detectionDetect clinically significant prostate cancerFusion biopsyBiopsy groupMRI-ultrasound fusion targeted biopsyHigh-resolution micro-ultrasoundSignificant prostate cancer detectionConventional ultrasoundFusion targeted biopsySignificant prostate cancerPI-RADS scoreUS-guided biopsyProstate cancer detectionProportion of cancersCsPCa detectionPSA densityAssociated with detectionBiopsy statusTargeted biopsyPI-RADSProstate cancerConventional biopsyOverall incidenceDiagnostic performanceDiscrepancies in volume: impact of Artemis segmented magnetic resonance imaging, ultrasound, and ExactVu measurements on prostate specific antigen density and National Comprehensive Cancer Network risk stratification
Rabil M, Webb L, Diaz G, Lokeshwar S, Choksi A, Sprenkle P. Discrepancies in volume: impact of Artemis segmented magnetic resonance imaging, ultrasound, and ExactVu measurements on prostate specific antigen density and National Comprehensive Cancer Network risk stratification. Central European Journal Of Urology 2025, 78: 1-4. PMID: 40371423, PMCID: PMC12073516, DOI: 10.5173/ceju.2024.0249.Peer-Reviewed Original ResearchProstate specific antigen densityProstate specific antigenNational Comprehensive Cancer NetworkMagnetic resonance imagingRisk stratificationNational Comprehensive Cancer Network risk stratificationBiopsy systemProstate cancer risk stratificationMeasure prostate volumeRandom prostate biopsyResonance imagingCancer risk stratificationComprehensive Cancer NetworkCombination of magnetic resonance imagingClinically insignificant differencesExactVu systemPSA densityProstate volumeProstate biopsyAntigen densityPatient's disease stateSpecific antigenBiopsy casesClinical impactProstate
2022
Multi‐institutional analysis of clinical and imaging risk factors for detecting clinically significant prostate cancer in men with PI‐RADS 3 lesions
Fang AM, Shumaker LA, Martin KD, Jackson JC, Fan RE, Khajir G, Patel HD, Soodana‐Prakash N, Vourganti S, Filson CP, Sonn GA, Sprenkle PC, Gupta GN, Punnen S, Rais‐Bahrami S. Multi‐institutional analysis of clinical and imaging risk factors for detecting clinically significant prostate cancer in men with PI‐RADS 3 lesions. Cancer 2022, 128: 3287-3296. PMID: 35819253, DOI: 10.1002/cncr.34355.Peer-Reviewed Original ResearchConceptsPI-RADS 3 lesionsHigher prostate specific antigen densitySignificant prostate cancerProstate-specific antigen densityPrior negative biopsyNegative biopsyMagnetic resonance imagingProstate cancerPSA densityValidation cohortEquivocal lesionsAntigen densityResonance imagingMultivariable logistic regression modelData System (PI-RADS) 3 lesionsMultiparametric magnetic resonance imagingElevated PSA densityMulti-institutional analysisDecision curve analysisProstate Imaging ReportingDetection of csPCaLogistic regression modelsMultivariable analysisSubsequent biopsyTraining cohort
2018
Outcomes of serial MRI/ultrasound fusion targeted biopsy in men with very low-risk and low-risk prostate cancer managed with active surveillance.
Hsiang W, Ghabili K, Syed J, Nguyen K, Suarez-Sarmiento A, Leapman M, Sprenkle P. Outcomes of serial MRI/ultrasound fusion targeted biopsy in men with very low-risk and low-risk prostate cancer managed with active surveillance. Journal Of Clinical Oncology 2018, 36: 114-114. DOI: 10.1200/jco.2018.36.6_suppl.114.Peer-Reviewed Original ResearchMRI/US fusion biopsyLow-risk prostate cancerNational Comprehensive Cancer NetworkFusion biopsyActive surveillanceSystematic biopsyProstate cancerGleason upgradeMagnetic resonance imagingPSA densitySubsequent biopsyFavorable-risk prostate cancerMRI/ultrasound fusionSerial magnetic resonance imagingProportion of patientsRisk prostate cancerComprehensive Cancer NetworkLow-risk criteriaRisk of reclassificationLogistic regression modelsBiopsy upgradeMedian PSAGleason scoreHigher PSAInstitutional databaseIs PI-RADS 3/total lesion ratio associated with clinically-significant prostate cancer in patients with equivocal-risk lesions on multi-parametric MRI?
Ghabili K, Swallow M, Suarez-Sarmiento A, Syed J, Leapman M, Weinreb J, Sprenkle P. Is PI-RADS 3/total lesion ratio associated with clinically-significant prostate cancer in patients with equivocal-risk lesions on multi-parametric MRI? Journal Of Clinical Oncology 2018, 36: 149-149. DOI: 10.1200/jco.2018.36.6_suppl.149.Peer-Reviewed Original ResearchSmaller prostate volumeMulti-parametric MRISignificant prostate cancerProstate volumeProstate cancerROI ratioPSA densityGrade groupPrediction of csPCaRisk of csPCaData System (BI-RADS) category 3Prostate Imaging ReportingMpMRI findingsBiopsy databasePrior diagnosisTargeted biopsiesFusion biopsyPositive coresCsPCaUnnecessary biopsiesBiopsyMultivariate analysisPatientsImaging ReportingLesions
2017
The positive predictive value of PI-RADS 4 lesions stratified by lesion number in biopsy naïve men.
Syed J, Javier-desloges J, Nguyen K, Sheridan A, Levi A, Weinreb J, Sprenkle P. The positive predictive value of PI-RADS 4 lesions stratified by lesion number in biopsy naïve men. Journal Of Clinical Oncology 2017, 35: 29-29. DOI: 10.1200/jco.2017.35.6_suppl.29.Peer-Reviewed Original ResearchPI-RADS 4 lesionsPositive predictive valueBiopsy-naïve menNaïve menPredictive valuePI-RADS 3PI-RADS version 2PI-RADS 4Cancer detection rateChi-square testPSA densityEntire cohortMean ageFusion biopsyProstate cancerSingle lesionLesion locationGroup 2Group 1Group 3LesionsAssessment scoresLesion numberCategorical variablesFurther assessment
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 characteristics
1997
Clinical significance of repeat sextant biopsies in prostate cancer patients
Stroumbakis N, Cookson M, Reuter V, Fair W. Clinical significance of repeat sextant biopsies in prostate cancer patients. Urology 1997, 49: 113-118. PMID: 9123730, DOI: 10.1016/s0090-4295(97)00178-7.Peer-Reviewed Original ResearchConceptsProstate-specific antigenOrgan-confined rateMargin-positive rateProstate cancerPSA densityRebiopsy resultsRepeat biopsySextant biopsyFinal surgical margin statusRandom systematic core biopsiesGreater prostate volumeNegative repeat biopsyAndrogen deprivation therapySurgical margin statusLower clinical stageProstate cancer patientsSignificant prostate cancerBiopsy-proven prostate cancerDeprivation therapyPositive rebiopsyConsecutive patientsInitial biopsyMargin statusProstate volumeT stage
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
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