2024
Long-Term Outcomes of Prostate-Specific Membrane Antigen–PET Imaging of Recurrent Prostate Cancer
Kunst N, Long J, Westvold S, Sprenkle P, Kim I, Saperstein L, Rabil M, Ghaffar U, Karnes R, Ma X, Gross C, Wang S, Leapman M. Long-Term Outcomes of Prostate-Specific Membrane Antigen–PET Imaging of Recurrent Prostate Cancer. JAMA Network Open 2024, 7: e2440591. PMID: 39441595, DOI: 10.1001/jamanetworkopen.2024.40591.Peer-Reviewed Original ResearchMeSH KeywordsAgedHumansMaleMiddle AgedNeoplasm Recurrence, LocalPositron-Emission TomographyProstate-Specific AntigenProstatic NeoplasmsRetrospective StudiesConceptsProstate-specific antigenProstate-specific antigen levelPSMA-PETRecurrent prostate cancerBiochemical recurrenceProstate cancerLong-term outcomesProstate-specific membrane antigen positron emission tomographyEvaluation of biochemical recurrenceDetection of biochemical recurrenceLife yearsConventional imagingDefinitive local therapyPSMA PET imagingProstate cancer deathDetection of metastasesRetrospective cohort studyBase case analysisIncremental life-yearsPositron emission tomographyDecision-analytic modelLocal therapyConventional imaging strategiesDelayed treatmentDisease courseArea Vulnerability and Disparities in Therapy for Patients With Metastatic Renal Cell Carcinoma
Rahman S, Long J, Westvold S, Leapman M, Spees L, Hurwitz M, McManus H, Gross C, Wheeler S, Dinan M. Area Vulnerability and Disparities in Therapy for Patients With Metastatic Renal Cell Carcinoma. JAMA Network Open 2024, 7: e248747. PMID: 38687479, PMCID: PMC11061765, DOI: 10.1001/jamanetworkopen.2024.8747.Peer-Reviewed Original ResearchConceptsMetastatic renal cell carcinomaArea-level measuresRenal cell carcinomaPatient-level factorsSystemic therapyEthnic disparitiesRelative risk ratiosSocially vulnerable areasCell carcinomaMeasures of social vulnerabilityMedicare beneficiariesCohort studyFee-for-service Medicare Parts AOdds ratioReceipt of systemic therapyLogistic regressionArea-level characteristicsAssociated with lack of treatmentNon-Hispanic blacksRetrospective cohort studyIndividual-level demographicsNon-Hispanic whitesAssociated with disparitiesUS Medicare beneficiariesMeasures of disadvantage
2023
Prostate cancer risk stratification using magnetic resonance imaging–ultrasound fusion vs systematic prostate biopsy
Khajir G, Press B, Lokeshwar S, Ghabili K, Rahman S, Gardezi M, Washington S, Cooperberg M, Sprenkle P, Leapman M. Prostate cancer risk stratification using magnetic resonance imaging–ultrasound fusion vs systematic prostate biopsy. JNCI Cancer Spectrum 2023, 7: pkad099. PMID: 38085220, PMCID: PMC10733209, DOI: 10.1093/jncics/pkad099.Peer-Reviewed Original ResearchConceptsMagnetic resonance imaging-ultrasound fusionMRF-TBLow-risk diseaseSystematic biopsyLower riskRisk groupingProstate biopsyActive surveillanceHigh riskProstate cancer risk stratificationIntermediate-risk criteriaIntermediate-risk diseaseSystematic prostate biopsyCancer risk stratificationPrimary study objectiveNCCN guidelinesImage-guided approachLocalized cancerRisk stratificationBenign findingsProstate cancerClinical riskDiagnostic yieldRetrospective analysisBiopsySurvival 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 ResearchMeSH KeywordsHumansMalePrognosisProstate-Specific AntigenProstatectomyProstatic NeoplasmsRetrospective StudiesSalvage TherapyConceptsHigher 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 outcomesLocal Therapeutics for the Treatment of Oligo Metastatic Prostate Cancer
Jalfon M, Sakhalkar O, Lokeshwar S, Marks V, Choksi A, Klaassen Z, Leapman M, Kim I. Local Therapeutics for the Treatment of Oligo Metastatic Prostate Cancer. Current Urology Reports 2023, 24: 455-461. PMID: 37369828, DOI: 10.1007/s11934-023-01173-6.Peer-Reviewed Original ResearchMeSH KeywordsAndrogen AntagonistsCytoreduction Surgical ProceduresHumansMaleNeoplasm MetastasisProstateProstatectomyProstatic NeoplasmsRetrospective StudiesConceptsOligometastatic prostate cancerCytoreductive radical prostatectomyMetastatic prostate cancerProstate cancerLocal therapyRadiation therapySystemic therapyClinical trialsDe novo metastatic prostate cancerProgression-free survivalWidespread metastatic diseaseStandard of careRecent FindingsTo dateClinician decision makingCytoreductive prostatectomySystemic chemotherapyMetastatic diseaseWidespread metastasesRetrospective studyRadical prostatectomyEarly treatmentLocal treatmentTreatment selectionTherapyPatientsUse of Monitoring Tests Among Patients With Localized Prostate Cancer Managed With Observation
Leapman M, Wang R, Loeb S, Seibert T, Gaylis F, Lowentritt B, Brown G, Chen R, Lin D, Witte J, Cooperberg M, Catalona W, Gross C, Ma X. Use of Monitoring Tests Among Patients With Localized Prostate Cancer Managed With Observation. Journal Of Urology 2023, 209: 710-718. PMID: 36753746, DOI: 10.1097/ju.0000000000003159.Peer-Reviewed Original ResearchMeSH KeywordsAgedHumansMaleMedicareProstateProstate-Specific AntigenProstatic NeoplasmsRetrospective StudiesUnited StatesConceptsIntermediate-risk prostate cancerMixed-effects Poisson regressionPSA testingProstate biopsyProstate cancerEffects Poisson regressionMedicare beneficiariesPoisson regressionAdditional prostate biopsyRetrospective cohort studyProstate MRILocalized prostate cancerRepeat prostate biopsyRate of biopsyRace/ethnicityCensus tract povertyMedian followCohort studyMedian ageMonitoring testsProvider factorsPSA testClinical riskBiopsySociodemographic factors
2022
Oncologic outcomes of neoadjuvant chemotherapy in patients with micropapillary variant urothelial carcinoma of the bladder
Rahman S, Lokeshwar S, Syed J, Javier-Desloges J, Press B, Choksi A, Rajwa P, Pradere B, Ploussard G, Kim J, Monaghan T, Renzulli J, Shariat S, Leapman M. Oncologic outcomes of neoadjuvant chemotherapy in patients with micropapillary variant urothelial carcinoma of the bladder. Urologic Oncology Seminars And Original Investigations 2022, 41: 107.e1-107.e8. PMID: 36481253, DOI: 10.1016/j.urolonc.2022.09.008.Peer-Reviewed Original ResearchConceptsVariant urothelial carcinomaNeoadjuvant chemotherapySubset of patientsUrothelial carcinomaOverall survivalPathologic responseRadical cystectomyNAC useClinical stage II diseaseHospital-based registry studyNeoadjuvant platinum-based chemotherapyPathologic lymph node positivityCox proportional hazards modelNational Cancer DatabaseStage II diseaseLymph node positivityPathologic complete responsePlatinum-based chemotherapyKaplan-Meier analysisMultivariable logistic regressionAnalysis of patientsBladder urothelial carcinomaProportional hazards modelCT2 diseasePathologic upstagingEnd-of-Life Care for Patients With Metastatic Renal Cell Carcinoma in the Era of Oral Anticancer Therapy
Dzimitrowicz H, Wilson L, Jackson B, Spees L, Baggett C, Greiner M, Kaye D, Zhang T, George D, Scales C, Pritchard J, Leapman M, Gross C, Dinan M, Wheeler S. End-of-Life Care for Patients With Metastatic Renal Cell Carcinoma in the Era of Oral Anticancer Therapy. JCO Oncology Practice 2022, 19: e213-e227. PMID: 36413741, PMCID: PMC9970274, DOI: 10.1200/op.22.00401.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntineoplastic AgentsCarcinoma, Renal CellHospital MortalityHumansKidney NeoplasmsMedicareRetrospective StudiesTerminal CareUnited StatesConceptsMetastatic renal cell carcinomaOral anticancer agentsDays of lifeRenal cell carcinomaEOL careSystemic therapySEER-MedicareHospital deathCell carcinomaLife careIntensive care unit admissionCancer informationAggressive EOL careHigh-quality EOLOral anticancer therapySystemic therapy useCare unit admissionMultivariable logistic regressionQuality of endUnit admissionED visitsOlder patientsYounger patientsHospital admissionTherapy use
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
Pathological and Biochemical Outcomes among African-American and Caucasian Men with Low Risk Prostate Cancer in the SEARCH Database: Implications for Active Surveillance Candidacy
Leapman MS, Freedland SJ, Aronson WJ, Kane CJ, Terris MK, Walker K, Amling CL, Carroll PR, Cooperberg MR. Pathological and Biochemical Outcomes among African-American and Caucasian Men with Low Risk Prostate Cancer in the SEARCH Database: Implications for Active Surveillance Candidacy. Journal Of Urology 2016, 196: 1408-1414. PMID: 27352635, PMCID: PMC5542578, DOI: 10.1016/j.juro.2016.06.086.Peer-Reviewed Original ResearchConceptsAfrican American raceLow-risk prostate cancerAfrican American menRisk prostate cancerCaucasian manProstate cancerPathological upgradingBiochemical recurrenceFive-year recurrence-free survival ratesClinical low‐risk prostate cancerClinical low-risk diseaseRecurrence-free survival ratesCox proportional hazards analysisBiochemical recurrence outcomesEqual-access health systemLow-risk diseaseCohort of patientsLow-risk tumorsPositive surgical marginsProportional hazards analysisSearch databasesSEARCH cohortRecurrence outcomesRisk diseaseRisk tumors