2023
Survival outcomes of patients treated with local therapy for nonmetastatic prostate cancer with high prostate‐specific antigen concentrations
Ślusarczyk A, Baboudjian M, Zapała P, Yanagisawa T, Miszczyk M, Chlosta M, Krumpoeck P, Moschini M, Gandaglia G, Ploussard G, Rivas J, Życzkowski M, Karakiewicz P, Radziszewski P, Leapman M, Shariat S, Rajwa P. Survival outcomes of patients treated with local therapy for nonmetastatic prostate cancer with high prostate‐specific antigen concentrations. The Prostate 2023, 83: 1504-1515. PMID: 37545342, DOI: 10.1002/pros.24609.Peer-Reviewed Original ResearchConceptsHigher PSA levelsNonmetastatic prostate cancerLocal therapyRadical prostatectomyPSA levelsOverall survivalProstate cancerGood long-term oncological outcomesHigher prostate-specific antigen levelLong-term oncological outcomesProstate-specific antigen levelProstate-specific antigen concentrationCS estimatesInitial local therapyRadical local therapyUnderwent radical prostatectomyEnd Results (SEER) databaseKaplan-Meier methodLong-term outcomesIndependent prognostic valueISUP grade groupCox proportional hazardsImproved CSSPrimary radiotherapyOncological outcomes
2019
The nonsurgical management of upper tract urothelial carcinoma: A role for active surveillance?
Syed J, Nguyen K, Javier-Desloges J, Leapman M, Raman J, Shuch B. The nonsurgical management of upper tract urothelial carcinoma: A role for active surveillance? Journal Of Clinical Oncology 2019, 37: 485-485. DOI: 10.1200/jco.2019.37.7_suppl.485.Peer-Reviewed Original ResearchUpper tract urothelial cancerMedian overall survivalOverall survivalTumor gradeCox proportional hazards regression modelProportional hazards regression modelsNational Cancer DatabaseKaplan-Meier methodHazards regression modelsHigh-grade tumorsGovernment health insuranceDefinitive surgeryDefinitive therapyOlder patientsPatient demographicsMedian ageWorse survivalUrothelial cancerGrade tumorsAlternative therapiesCancer DatabaseOS differenceRadiation therapyPatientsSurvival analysis
2017
Active Surveillance in Younger Men With Prostate Cancer
Leapman MS, Cowan JE, Nguyen HG, Shinohara KK, Perez N, Cooperberg MR, Catalona WJ, Carroll PR. Active Surveillance in Younger Men With Prostate Cancer. Journal Of Clinical Oncology 2017, 35: jco.2016.68.005. PMID: 28346806, PMCID: PMC5466007, DOI: 10.1200/jco.2016.68.0058.Peer-Reviewed Original ResearchConceptsBiopsy-based Gleason scoreActive surveillanceAssociation of ageProstate cancerDefinitive treatmentRadical prostatectomyYounger patientsGleason scoreMultivariable Cox proportional hazards regressionYounger ageLow-risk prostate cancerCox proportional hazards regressionGleason score upgradeInitial active surveillanceRelated end pointsCox regression analysisKaplan-Meier methodYounger patient ageProportional hazards regressionPrimary study objectiveInitial biopsyMedian agePatient ageHazards regressionBiochemical outcomes
2016
Application of a Prognostic Gleason Grade Grouping System to Assess Distant Prostate Cancer Outcomes
Leapman MS, Cowan JE, Simko J, Roberge G, Stohr BA, Carroll PR, Cooperberg MR. Application of a Prognostic Gleason Grade Grouping System to Assess Distant Prostate Cancer Outcomes. European Urology 2016, 71: 750-759. PMID: 27940155, DOI: 10.1016/j.eururo.2016.11.032.Peer-Reviewed Original ResearchConceptsRisk of PCSMGleason grade groupBone metastasesProstate Strategic Urologic Research Endeavor (CaPSURE) registryGroup ICox proportional hazards modelGrade groupBone metastatic progressionGrade group IPrimary androgen deprivationPrognostic grade groupingKaplan-Meier methodProstate cancer outcomesProportional hazards modelGroup VProstate cancer pathologyNondefinitive therapyDefinitive therapyConservative managementUnadjusted riskAndrogen deprivationGleason sumGleason scoreCancer outcomesGrouping systemRelationship of phosphodiesterase type 5 inhibitor to biochemical recurrence after definitive therapy for prostate cancer.
Leapman M, Cowan J, Nguyen H, Porten S, Cooperberg M, Carroll P. Relationship of phosphodiesterase type 5 inhibitor to biochemical recurrence after definitive therapy for prostate cancer. Journal Of Clinical Oncology 2016, 34: 119-119. DOI: 10.1200/jco.2016.34.2_suppl.119.Peer-Reviewed Original ResearchPhosphodiesterase type 5 inhibitorsBiochemical recurrenceType 5 inhibitorsProstate cancerUse of PDE5iMedian age 61 yearsMedian age 69 yearsProstate Strategic Urologic Research EndeavorRisk of BCRCox proportional hazards modelAndrogen deprivation therapyAge 61 yearsAge 69 yearsKaplan-Meier methodSexual function scoresCohort of menProportional hazards modelDeprivation therapyPrescription complianceDefinitive therapyTime-dependent useDefinitive treatmentDisease recurrenceClinical evidenceBaseline use