2023
Joint Modeling of Clinical and Biomarker Data in Acute Kidney Injury Defines Unique Subphenotypes with Differing Outcomes
Vasquez-Rios G, Oh W, Lee S, Bhatraju P, Mansour S, Moledina D, Gulamali F, Siew E, Garg A, Sarder P, Chinchilli V, Kaufman J, Hsu C, Liu K, Kimmel P, Go A, Wurfel M, Himmelfarb J, Parikh C, Coca S, Nadkarni G. Joint Modeling of Clinical and Biomarker Data in Acute Kidney Injury Defines Unique Subphenotypes with Differing Outcomes. Clinical Journal Of The American Society Of Nephrology 2023, 18: 716-726. PMID: 36975209, PMCID: PMC10278836, DOI: 10.2215/cjn.0000000000000156.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryBiomarkersDisease ProgressionFemaleHumansInflammationLipocalin-2MaleMiddle AgedConceptsSubphenotype 2Pro-brain natriuretic peptideNeutrophil gelatinase-associated lipocalinCox proportional hazards modelAKI stage 1AKI stage 2AKI stage 3Three-fold riskAcute kidney injuryTroponin T levelsGelatinase-associated lipocalinBiomarkers of inflammationKidney injury moleculeLongitudinal clinical outcomesTumor necrosis factor receptor 1Proportional hazards modelNecrosis factor receptor 1Factor receptor 1AKI subphenotypesCardiorenal eventsSepsis-AKISubphenotype 1Cardiovascular eventsKidney injuryHazard ratio
2022
Deceased-Donor Acute Kidney Injury and Acute Rejection in Kidney Transplant Recipients: A Multicenter Cohort
Reese PP, Doshi MD, Hall IE, Besharatian B, Bromberg JS, Thiessen-Philbrook H, Jia Y, Kamoun M, Mansour SG, Akalin E, Harhay MN, Mohan S, Muthukumar T, Schröppel B, Singh P, Weng FL, Parikh CR. Deceased-Donor Acute Kidney Injury and Acute Rejection in Kidney Transplant Recipients: A Multicenter Cohort. American Journal Of Kidney Diseases 2022, 81: 222-231.e1. PMID: 36191727, PMCID: PMC9868058, DOI: 10.1053/j.ajkd.2022.08.011.Peer-Reviewed Original ResearchConceptsDe novo donor-specific antibodiesBiopsy-proven acute rejectionAcute kidney injuryNeutrophil gelatinase-associated lipocalinDe novo DSAGraft failurePrimary outcomeAcute rejectionKidney recipientsKidney injurySecondary outcomesAcute Kidney Injury Network criteriaClinical acute kidney injuryNovo donor-specific antibodiesSignificant associationKidney injury molecule-1Recipient alloimmune responsesUrinary IL-18Donor-specific antibodiesFirst posttransplant yearKidney transplant recipientsInjury molecule-1Gelatinase-associated lipocalinDeceased donor kidneysFine-Gray model
2021
Post-transplant Diabetes Mellitus in Kidney Transplant Recipients: A Multicenter Study
Malik RF, Jia Y, Mansour SG, Reese PP, Hall IE, Alasfar S, Doshi MD, Akalin E, Bromberg JS, Harhay MN, Mohan S, Muthukumar T, Schröppel B, Singh P, Weng FL, Philbrook H, Parikh CR. Post-transplant Diabetes Mellitus in Kidney Transplant Recipients: A Multicenter Study. Kidney360 2021, 2: 1296-1307. PMID: 35369651, PMCID: PMC8676388, DOI: 10.34067/kid.0000862021.Peer-Reviewed Original ResearchConceptsPost-transplant diabetes mellitusKidney Donor Profile IndexGraft failureKidney transplantRecipient ageRisk factorsDevelopment of PTDMDeath-censored graft failureAdult kidney recipientsCause graft failureDocumentation of diabetesMulticenter longitudinal cohortOlder recipient ageYear post-KTKidney transplant recipientsHigher baseline BMIDetailed chart reviewElectronic medical recordsKidney recipientsMaintenance immunosuppressionPost-KTBaseline BMIHCV infectionHLA mismatchesKT recipientsPredicting patients with false negative SARS-CoV-2 testing at hospital admission: A retrospective multi-center study
Ghazi L, Simonov M, Mansour SG, Moledina DG, Greenberg JH, Yamamoto Y, Biswas A, Wilson FP. Predicting patients with false negative SARS-CoV-2 testing at hospital admission: A retrospective multi-center study. PLOS ONE 2021, 16: e0251376. PMID: 33979353, PMCID: PMC8115794, DOI: 10.1371/journal.pone.0251376.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionHours of hospitalizationReceiver operator characteristicAdult patientsNegative SARS-CoV-2 testYale New Haven Health SystemLower white blood cell countAvailable electronic health record dataRetrospective multi-center studySARS-CoV-2 positivityWhite blood cell countSARS-CoV-2 testSARS-CoV-2 testingPositive COVID testHospitalized adult patientsRetrospective cohort studyPopulation of patientsElectronic health record dataBlood cell countVital sign abnormalitiesMulti-center studyFalse-negative testingHealth record dataSARS-CoV-2 virusSARS-CoV-2Deceased-Donor Acute Kidney Injury and BK Polyomavirus in Kidney Transplant Recipients
Hall IE, Reese PP, Mansour SG, Mohan S, Jia Y, Thiessen-Philbrook HR, Brennan DC, Doshi MD, Muthukumar T, Akalin E, Harhay MN, Schröppel B, Singh P, Weng FL, Bromberg JS, Parikh CR. Deceased-Donor Acute Kidney Injury and BK Polyomavirus in Kidney Transplant Recipients. Clinical Journal Of The American Society Of Nephrology 2021, 16: 765-775. PMID: 33692117, PMCID: PMC8259491, DOI: 10.2215/cjn.18101120.Peer-Reviewed Original ResearchConceptsDonor AKIBKV DNAemiaGraft failureLower riskOPTN databaseKidney Donor Profile IndexCox proportional hazards modelMean recipient ageAcute kidney injuryAdjusted hazard ratioKidney transplant recipientsTransplantation Network databaseRecipient-related factorsProportional hazards modelIschemia-reperfusion processAllograft failureAllograft integrityKidney recipientsBKV infectionKidney injuryKidney transplantationRecipient ageTransplant recipientsHazard ratioProspective cohortAssessment of Acute Kidney Injury and Longitudinal Kidney Function After Hospital Discharge Among Patients With and Without COVID-19
Nugent J, Aklilu A, Yamamoto Y, Simonov M, Li F, Biswas A, Ghazi L, Greenberg J, Mansour S, Moledina D, Wilson FP. Assessment of Acute Kidney Injury and Longitudinal Kidney Function After Hospital Discharge Among Patients With and Without COVID-19. JAMA Network Open 2021, 4: e211095. PMID: 33688965, PMCID: PMC7948062, DOI: 10.1001/jamanetworkopen.2021.1095.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedAged, 80 and overBlack or African AmericanCohort StudiesComorbidityCOVID-19CreatinineFemaleFollow-Up StudiesGlomerular Filtration RateHispanic or LatinoHumansHypertensionKidney Function TestsLongitudinal StudiesMaleMiddle AgedPatient DischargeProportional Hazards ModelsRenal Insufficiency, ChronicRetrospective StudiesSARS-CoV-2United StatesConceptsCOVID-19-associated acute kidney injuryAcute kidney injuryHospital acute kidney injurySubgroup of patientsKidney functionKidney injuryCohort studyHospital dischargeAKI recoveryKidney diseaseCOVID-19Peak creatinine levelsRetrospective cohort studyChronic kidney diseaseDays of dischargeHalf of patientsGlomerular filtration rateCoronavirus disease 2019AKI severityBaseline comorbiditiesEGFR decreaseDialysis requirementEGFR slopeKidney recoveryCreatinine levelsElectronic health record alerts for acute kidney injury: multicenter, randomized clinical trial
Wilson FP, Martin M, Yamamoto Y, Partridge C, Moreira E, Arora T, Biswas A, Feldman H, Garg AX, Greenberg JH, Hinchcliff M, Latham S, Li F, Lin H, Mansour SG, Moledina DG, Palevsky PM, Parikh CR, Simonov M, Testani J, Ugwuowo U. Electronic health record alerts for acute kidney injury: multicenter, randomized clinical trial. The BMJ 2021, 372: m4786. PMID: 33461986, PMCID: PMC8034420, DOI: 10.1136/bmj.m4786.Peer-Reviewed Original ResearchConceptsAcute kidney injuryElectronic health record alertsKidney injuryPrimary outcomeMedical recordsYale New Haven Health SystemCare practicesGlobal Outcomes creatinine criteriaLarge tertiary care centerComposite of progressionDays of randomizationReceipt of dialysisPrespecified secondary outcomesTertiary care centerPatients' medical recordsSmall community hospitalNon-teaching hospitalsElectronic health recordsCreatinine criteriaUsual careSecondary outcomesAdult inpatientsKidney diseaseClinical centersWorse outcomesContemporary incidence and risk factors of post transplant Erythrocytosis in deceased donor kidney transplantation
Alasfar S, Hall IE, Mansour SG, Jia Y, Thiessen-Philbrook HR, Weng FL, Singh P, Schröppel B, Muthukumar T, Mohan S, Malik RF, Harhay MN, Doshi MD, Akalin E, Bromberg JS, Brennan DC, Reese PP, Parikh CR. Contemporary incidence and risk factors of post transplant Erythrocytosis in deceased donor kidney transplantation. BMC Nephrology 2021, 22: 26. PMID: 33435916, PMCID: PMC7802150, DOI: 10.1186/s12882-021-02231-2.Peer-Reviewed Original ResearchConceptsKidney Donor Profile IndexRAAS inhibitorsRisk factorsLower kidney donor profile indexDeceased donor kidney transplantationWorld Health Organization criteriaHigh kidney donor profile indexCurrent transplant practiceHigh-quality kidneysPost-transplant erythrocytosisDonor kidney transplantationMajority of patientsLarge recent cohortPolycystic kidney diseaseRisk of PTEsKidney recipientsTransplant erythrocytosisCerebrovascular eventsKidney transplantationPTE patientsConclusionsThe incidenceGraft failureContemporary incidenceDeceased donorsKidney diseaseThe Association of COVID-19 With Acute Kidney Injury Independent of Severity of Illness: A Multicenter Cohort Study
Moledina DG, Simonov M, Yamamoto Y, Alausa J, Arora T, Biswas A, Cantley LG, Ghazi L, Greenberg JH, Hinchcliff M, Huang C, Mansour SG, Martin M, Peixoto A, Schulz W, Subair L, Testani JM, Ugwuowo U, Young P, Wilson FP. The Association of COVID-19 With Acute Kidney Injury Independent of Severity of Illness: A Multicenter Cohort Study. American Journal Of Kidney Diseases 2021, 77: 490-499.e1. PMID: 33422598, PMCID: PMC7791318, DOI: 10.1053/j.ajkd.2020.12.007.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedCohort StudiesCOVID-19C-Reactive ProteinCreatinineDiureticsFemaleHospital MortalityHumansIntensive Care UnitsLength of StayMaleMiddle AgedProportional Hazards ModelsRenal DialysisRenal Insufficiency, ChronicRespiration, ArtificialRisk FactorsSARS-CoV-2Severity of Illness IndexUnited StatesVasoconstrictor AgentsConceptsAcute kidney injurySARS-CoV-2Cohort studyRisk factorsCOVID-19Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) testingTime-updated Cox proportional hazards modelsDialysis-requiring acute kidney injuryYale New Haven Health SystemHigher inflammatory marker levelsMore acute kidney injuryCox proportional hazards modelMulticenter cohort studyHigh rateInflammatory marker levelsTraditional risk factorsProportional hazards modelCoronavirus disease 2019KDIGO criteriaNephrotoxin exposureKidney injuryInjury independentUnivariable analysisNasopharyngeal samplesMarker levels
2020
Variation in Best Practice Measures in Patients With Severe Hospital-Acquired Acute Kidney Injury: A Multicenter Study
Moledina DG, Belliveau O, Yamamoto Y, Arora T, Carey KA, Churpek M, Martin M, Partridge CM, Mansour SG, Parikh CR, Koyner JL, Wilson FP. Variation in Best Practice Measures in Patients With Severe Hospital-Acquired Acute Kidney Injury: A Multicenter Study. American Journal Of Kidney Diseases 2020, 77: 547-549. PMID: 33075389, PMCID: PMC8672301, DOI: 10.1053/j.ajkd.2020.08.013.Peer-Reviewed Original ResearchUromodulin to Osteopontin Ratio in Deceased Donor Urine Is Associated With Kidney Graft Outcomes.
Mansour SG, Liu C, Jia Y, Reese PP, Hall IE, El-Achkar TM, LaFavers KA, Obeid W, Rosenberg AZ, Daneshpajouhnejad P, Doshi MD, Akalin E, Bromberg JS, Harhay MN, Mohan S, Muthukumar T, Schröppel B, Singh P, El-Khoury JM, Weng FL, Thiessen-Philbrook HR, Parikh CR. Uromodulin to Osteopontin Ratio in Deceased Donor Urine Is Associated With Kidney Graft Outcomes. Transplantation 2020, 105: 876-885. PMID: 32769629, PMCID: PMC8805736, DOI: 10.1097/tp.0000000000003299.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnimalsBiomarkersCells, CulturedDelayed Graft FunctionFemaleGlomerular Filtration RateGraft SurvivalHistocompatibility Antigens Class IIHumansKidneyKidney TransplantationMacrophagesMaleMiceMiddle AgedOsteopontinProspective StudiesRisk AssessmentRisk FactorsTime FactorsTissue DonorsUnited StatesUromodulinConceptsGraft failureGraft functionGraft outcomePrimary outcomeMajor histocompatibilityDeath-censored graft failureDeceased donor kidney transplantationCause graft failureImproved graft survivalRecipient graft outcomesKidney graft outcomeGlomerular filtration rateDeceased donor kidneysTime of procurementGraft survivalKidney transplantationDirection of associationDeceased donorsFiltration rateKidney qualityLower riskExtensive injuryDonor urineSimilar associationMouse macrophagesReal-Time Prediction of Acute Kidney Injury in Hospitalized Adults: Implementation and Proof of Concept
Ugwuowo U, Yamamoto Y, Arora T, Saran I, Partridge C, Biswas A, Martin M, Moledina DG, Greenberg JH, Simonov M, Mansour SG, Vela R, Testani JM, Rao V, Rentfro K, Obeid W, Parikh CR, Wilson FP. Real-Time Prediction of Acute Kidney Injury in Hospitalized Adults: Implementation and Proof of Concept. American Journal Of Kidney Diseases 2020, 76: 806-814.e1. PMID: 32505812, PMCID: PMC8667815, DOI: 10.1053/j.ajkd.2020.05.003.Peer-Reviewed Original ResearchConceptsAKI alertsHospitalized adultsKidney injuryUrban tertiary care hospitalAcute kidney injurySerum creatinine levelsObservational cohort studyTertiary care hospitalSerum creatinine concentrationBeats/minElectronic health recordsAKI diagnosisCohort studyCreatinine levelsInpatient mortalitySystolic bloodFractional excretionCenter studyBlood biomarkersUnivariable associationsUrine microscopyCreatinine concentrationClinical careElevated riskUrea nitrogenUrine Injury Biomarkers Are Not Associated With Kidney Transplant Failure.
Koyawala N, Reese PP, Hall IE, Jia Y, Thiessen-Philbrook HR, Mansour SG, Doshi MD, Akalin E, Bromberg JS, Harhay MN, Mohan S, Muthukumar T, Schröppel B, Singh P, Weng FL, Parikh CR. Urine Injury Biomarkers Are Not Associated With Kidney Transplant Failure. Transplantation 2020, 104: 1272-1279. PMID: 31568213, PMCID: PMC7384615, DOI: 10.1097/tp.0000000000002948.Peer-Reviewed Original ResearchConceptsAcute kidney injuryDonor Acute Kidney InjuryGraft failureInjury biomarkersSerum creatinineGraft outcomeKidney injuryComposite outcomeDeath-censored graft failureRisk of GFKidney injury molecule-1Cox proportional hazards modelLiver-type fatty acidSimilar allograft survivalStructural kidney damageKidney transplant recipientsInjury molecule-1Kidney transplant failureGlomerular filtration rateProportional hazards modelAKI kidneysAllograft survivalTransplant recipientsChart reviewNeutrophil gelatinaseAssociation of Deceased Donor Acute Kidney Injury With Recipient Graft Survival
Liu C, Hall IE, Mansour S, Philbrook H, Jia Y, Parikh CR. Association of Deceased Donor Acute Kidney Injury With Recipient Graft Survival. JAMA Network Open 2020, 3: e1918634. PMID: 31913491, PMCID: PMC6991314, DOI: 10.1001/jamanetworkopen.2019.18634.Peer-Reviewed Original ResearchConceptsDonor Acute Kidney InjuryAcute kidney injuryRecipient graft survivalDeath-censored graft failureCause graft failureAKI kidneysDeceased donorsGraft failureGraft survivalOrgan procurement organizationsAKI statusGraft functionKidney injuryPrimary nonfunctionMean agePropensity score-matched cohort studyTerminal serum creatinine levelPropensity score-matched analysisFollowing secondary outcomesDelayed graft functionSerum creatinine levelsProcurement organizationsDeceased donor kidneysDates of analysisAKI stage
2019
The Role of Volume Regulation and Thermoregulation in AKI during Marathon Running
Mansour SG, Martin TG, Obeid W, Pata RW, Myrick KM, Kukova L, Jia Y, Bjornstad P, El-Khoury JM, Parikh CR. The Role of Volume Regulation and Thermoregulation in AKI during Marathon Running. Clinical Journal Of The American Society Of Nephrology 2019, 14: 1297-1305. PMID: 31413064, PMCID: PMC6730516, DOI: 10.2215/cjn.01400219.Peer-Reviewed Original ResearchConceptsCore body temperatureBody temperaturePercent of runnersAcute tubular injuryPlasma copeptin concentrationsMajority of runnersContinuous core body temperatureAKIN criteriaDays postmarathonPrior marathonsTransient AKICopeptin concentrationsTubular injuryInjury biomarkersPrimary outcomeProspective cohortNephron damageNegative sodiumUrine microscopyVolume lossUrine sedimentAKIAbstractTextSweat sodiumCopeptinComparison of Urine and Plasma Biomarker Concentrations Measured by Aptamer-Based versus Immunoassay Methods in Cardiac Surgery Patients
Kukova LZ, Mansour SG, Coca SG, de Fontnouvelle CA, Thiessen-Philbrook HR, Shlipak MG, El-Khoury JM, Parikh CR. Comparison of Urine and Plasma Biomarker Concentrations Measured by Aptamer-Based versus Immunoassay Methods in Cardiac Surgery Patients. The Journal Of Applied Laboratory Medicine 2019, 4: 331-342. PMID: 31659071, DOI: 10.1373/jalm.2018.028621.Peer-Reviewed Original ResearchMeSH KeywordsAgedBiomarkersCardiac Surgical ProceduresComorbidityFemaleHeart DiseasesHumansImmunoassayMaleMiddle AgedConceptsCardiac surgery patientsSurgery patientsCardiac surgeryBiomarker concentrationsAcute kidney injuryComparison of urinePlasma biomarker concentrationsImmunoassay methodPostoperative biomarkersPostoperative plasmaPreoperative biomarkersKidney injuryInjury cohortBiomarker discoveryBiomarker endpointsClinical settingCurrent immunoassay methodsBiomarker valuesUrine samplesTranslational researchUrineSpearman correlationPaired samplesPatientsSurgeryThe Association of Angiogenesis Markers With Acute Kidney Injury and Mortality After Cardiac Surgery
Mansour SG, Zhang WR, Moledina D, Coca SG, Jia Y, Thiessen-Philbrook H, McArthur E, Inoue K, Koyner JL, Shlipak MG, Wilson FP, Garg AX, Ishibe S, Parikh CR, Consortium T. The Association of Angiogenesis Markers With Acute Kidney Injury and Mortality After Cardiac Surgery. American Journal Of Kidney Diseases 2019, 74: 36-46. PMID: 30955944, PMCID: PMC6591032, DOI: 10.1053/j.ajkd.2019.01.028.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAgedBiomarkersCardiac Surgical ProceduresCreatinineEndpoint DeterminationFemaleHumansKidneyMaleMiddle AgedNeovascularization, PhysiologicOutcome Assessment, Health CarePostoperative ComplicationsProspective StudiesReceptors, Vascular Endothelial Growth FactorRisk AssessmentUnited StatesVascular Endothelial Growth Factor AConceptsAcute kidney injuryCardiac surgeryAKI durationKidney injuryProangiogenic markersAngiogenesis markersOutcomes of AKILong-term outcomesPlasma VEGF concentrationsTRIBE-AKI cohortAntiangiogenic markersCause mortalityPreoperative concentrationsHospital dischargeProcess of angiogenesisMarker levelsVEGFR1 levelsPGF concentrationsHigher oddsMortality riskHigh riskLower oddsVEGF concentrationsAngiogenic markersSurgery
2018
Reliability of deceased‐donor procurement kidney biopsy images uploaded in United Network for Organ Sharing
Mansour SG, Hall IE, Reese PP, Jia Y, Thiessen‐Philbrook H, Moeckel G, Weng FL, Revelo MP, Khalighi MA, Trivedi A, Doshi MD, Schröppel B, Parikh CR. Reliability of deceased‐donor procurement kidney biopsy images uploaded in United Network for Organ Sharing. Clinical Transplantation 2018, 32: e13441. PMID: 30387908, PMCID: PMC6317379, DOI: 10.1111/ctr.13441.Peer-Reviewed Original ResearchDeceased-donor acute kidney injury is not associated with kidney allograft failure
Hall IE, Akalin E, Bromberg JS, Doshi MD, Greene T, Harhay MN, Jia Y, Mansour SG, Mohan S, Muthukumar T, Reese PP, Schröppel B, Singh P, Thiessen-Philbrook HR, Weng FL, Parikh CR. Deceased-donor acute kidney injury is not associated with kidney allograft failure. Kidney International 2018, 95: 199-209. PMID: 30470437, PMCID: PMC6331055, DOI: 10.1016/j.kint.2018.08.047.Peer-Reviewed Original ResearchConceptsDonor Acute Kidney InjuryAcute kidney injuryCause graft failureGraft survivalGraft failureGraft functionKidney injuryComposite outcomeDeceased donorsDonor-recipient gender combinationsLong-term allograft survivalKidney Donor Profile IndexDonor AKI stageExpanded-criteria donationKidney allograft failureUtilization of kidneysGlomerular filtration rateCold ischemia timePre-specified variablesKidney machine perfusionAKI stageAllograft failureAllograft survivalCardiac deathIschemia time
2017
Kidney Injury and Repair Biomarkers in Marathon Runners
Mansour SG, Verma G, Pata RW, Martin TG, Perazella MA, Parikh CR. Kidney Injury and Repair Biomarkers in Marathon Runners. American Journal Of Kidney Diseases 2017, 70: 252-261. PMID: 28363731, PMCID: PMC5526736, DOI: 10.1053/j.ajkd.2017.01.045.Peer-Reviewed Original ResearchConceptsCreatinine levelsDay 0Kidney injuryTubular injuryUrine albuminSerum creatinineKidney functionUrine biomarkersBiomarker levelsSerum creatine kinase levelsMarathon runnersAKI Network criteriaAKI stage 1Stage 1 AKISerum creatinine levelsRenal tubular epithelial cellsLimited clinical dataCreatine kinase levelsTubular epithelial cellsDL increaseMean ageMicroscopy scoreGranular castsClinical dataObservational study