2023
Recent ambient temperature and fine particulate matter (PM2.5) exposure is associated with urinary kidney injury biomarkers in children
Politis M, Gutiérrez-Avila I, Just A, Pizano-Zárate M, Tamayo-Ortiz M, Greenberg J, Téllez-Rojo M, Sanders A, Rosa M. Recent ambient temperature and fine particulate matter (PM2.5) exposure is associated with urinary kidney injury biomarkers in children. The Science Of The Total Environment 2023, 907: 168119. PMID: 37884142, PMCID: PMC10842020, DOI: 10.1016/j.scitotenv.2023.168119.Peer-Reviewed Original ResearchConceptsDistributed lag nonlinear modelParticulate matterAverage PM<sub>2.5</sub>Satellite-based spatio-temporal modelUrinary kidney injury biomarkersFine particulate matterExposure to ambient temperatureAir pollutionAerodynamic diameterBirth cohort studySpatio-temporal modelParticipating residentsCohort studyLimited researchEnvironmental exposuresMean temperatureDaily mean temperatureVisitsDaily temperatureAmbient temperatureMatterExposurePM2.5Linear regressionPollutionEffect Measure Modification by Birth Weight on the Association Between Overweight or Obesity and Hypertension in Children and Adolescents
Nugent J, Lu Y, Deng Y, Sharifi M, Greenberg J. Effect Measure Modification by Birth Weight on the Association Between Overweight or Obesity and Hypertension in Children and Adolescents. JAMA Pediatrics 2023, 177: 735-737. PMID: 37155182, PMCID: PMC10167596, DOI: 10.1001/jamapediatrics.2023.0799.Peer-Reviewed Original ResearchAssociations of Biomarkers of Kidney Tubule Health, Injury, and Inflammation with Left Ventricular Hypertrophy in Children with CKD
Jiang K, Greenberg J, Abraham A, Xu Y, Schelling J, Feldman H, Schrauben S, Waikar S, Shlipak M, Wettersten N, Coca S, Vasan R, Gutierrez O, Ix J, Warady B, Kimmel P, Bonventre J, Parikh C, Mitsnefes M, Denburg M, Furth S, Ramachandran V, Schelling J, Denburg M, Furth S, Warady B, Bonventre J, Waikar S, Sabbisetti V, Coresh J, Grams M, Rebholz C, Abraham A, Parikh C, Coca S, Rhee E, Kimmel P, Kusek J, Rovin B, Shlipak M, Sarnak M, Gutiérrez O, Ix J, Dubin R, Hostetter T, Deo R, Feldman H, Xie D, Shou H, Ballard S, Whitehead K, Collins H, Greenberg J, Ganz P. Associations of Biomarkers of Kidney Tubule Health, Injury, and Inflammation with Left Ventricular Hypertrophy in Children with CKD. Kidney360 2023, 4: 1039-1047. PMID: 37303083, PMCID: PMC10476681, DOI: 10.34067/kid.0000000000000183.Peer-Reviewed Original ResearchConceptsKidney injury molecule-1Left ventricular hypertrophyUrine KIM-1Injury molecule-1Chemoattractant protein-1Ventricular hypertrophyAlpha-1-microglobulinHigher plasmaLVH prevalenceHigh prevalenceMolecule-1Urine kidney injury molecule-1Urine monocyte chemoattractant protein-1Soluble urokinase-type plasminogen activator receptorTumor necrosis factor receptor 2Monocyte chemoattractant protein-1Kidney tubule healthNecrosis factor receptor 2Pathophysiology of LVHUrine MCP-1Multivariable-adjusted modelsMCP-1 concentrationsBody mass indexProtein 1Child Cohort StudyHypertension, Blood Pressure Variability, and Acute Kidney Injury in Hospitalized Children
Nugent J, Ghazi L, Yamamoto Y, Bakhoum C, Wilson F, Greenberg J. Hypertension, Blood Pressure Variability, and Acute Kidney Injury in Hospitalized Children. Journal Of The American Heart Association 2023, 12: e029059. PMID: 37119062, PMCID: PMC10227226, DOI: 10.1161/jaha.122.029059.Peer-Reviewed Original ResearchConceptsAcute kidney injuryBlood pressure variabilityBlood pressure measurementsHospitalized childrenKidney injuryBlood pressurePressure variabilityIncident acute kidney injuryTime-updated Cox modelsMean blood pressureEnd-organ complicationsAnalysis of hypertensionAKI riskConclusions HypertensionHypertension thresholdInpatient hypertensionNormotensive patientsOrgan complicationsNonpharmacologic interventionsRetrospective cohortPediatric inpatientsMultivariable modelPediatric encountersHypertensionCox modelAssociation of clinical characteristics with urine uromodulin in children with chronic kidney disease
Faulkner S, Matheson M, Greenberg J, Garimella P, Furth S, Ix J, Bakhoum C. Association of clinical characteristics with urine uromodulin in children with chronic kidney disease. Pediatric Nephrology 2023, 38: 3859-3862. PMID: 36988691, PMCID: PMC10528151, DOI: 10.1007/s00467-023-05947-5.Peer-Reviewed Original ResearchConceptsChronic kidney diseaseUrine uromodulinUromodulin levelsGlomerular diseaseKidney diseaseEtiology of CKDGraphical abstractA higher resolution versionOlder ageMultivariable linear regressionAge-specific referenceGreater kidney sizeHigh urine concentrationsRelationship of ageConclusionsAmong childrenTubular healthClinical characteristicsMedian eGFRMedian agePrimary outcomeKidney functionKidney sizeMultivariable modelChild CohortUrine concentrationsHealthy adultsDoes This Child With High Blood Pressure Have Secondary Hypertension?
Nugent J, Jiang K, Funaro M, Saran I, Young C, Ghazi L, Bakhoum C, Wilson F, Greenberg J. Does This Child With High Blood Pressure Have Secondary Hypertension? JAMA 2023, 329: 1012-1021. PMID: 36976276, DOI: 10.1001/jama.2023.3184.Peer-Reviewed Original ResearchConceptsBlood pressure loadAmbulatory blood pressure monitoringSecondary hypertensionBlood pressure monitoringPrimary hypertensionFamily historyBlood pressurePressure monitoringDiastolic blood pressure loadSystolic blood pressure loadSerum uric acid concentrationAmbulatory blood pressureHigh blood pressureHistory of prematurityPrimary care clinicsRisk of biasNumber of patientsDatabases of MEDLINEDiagnostic Accuracy Studies toolLower body weightRandom-effects modelingUric acid concentrationWeb of ScienceLikelihood ratioAsymptomatic presentationBiomarkers of eGFR decline after cardiac surgery in children: findings from the ASSESS-AKI study
de Fontnouvelle C, Zappitelli M, Thiessen-Philbrook H, Jia Y, Kimmel P, Kaufman J, Devarajan P, Parikh C, Greenberg J. Biomarkers of eGFR decline after cardiac surgery in children: findings from the ASSESS-AKI study. Pediatric Nephrology 2023, 38: 2851-2860. PMID: 36790467, DOI: 10.1007/s00467-023-05886-1.Peer-Reviewed Original ResearchConceptsCyanotic heart diseaseChronic kidney diseaseEGFR declineCardiac surgeryHeart diseaseUrine uromodulinMedian eGFRIL-18Study visitGraphical abstractA higher resolution versionLong-term chronic kidney diseaseGlomerular filtration rate declineFaster eGFR declineIL-18 concentrationsLower median eGFRSurgical complexity scoreAcyanotic heart diseaseCongenital heart diseaseSubgroup of childrenTubular healthOverall cohortClinical factorsUrine biomarkersKidney diseaseUrinary biomarkersBiomarkers for acute kidney injury in children – where are we now?
Sandokji I, Greenberg J. Biomarkers for acute kidney injury in children – where are we now? Current Opinion In Pediatrics 2023, 35: 245-250. PMID: 36601976, DOI: 10.1097/mop.0000000000001217.Peer-Reviewed Original ResearchConceptsAcute kidney injuryNeutrophil gelatinase-associated lipocalinUrine neutrophil gelatinase-associated lipocalinInsulin-like growth factor binding protein 7AKI biomarkersKidney injuryGrowth factor binding protein 7AKI risk stratificationUrine tissue inhibitorGelatinase-associated lipocalinBest discriminative valueBinding protein 7Early time pointsTubular injuryRisk stratificationTissue inhibitorDiagnostic biomarkersClinical modelMetalloproteinases 2Discriminative valueBiomarkersInjuryTime pointsProtein 7Modest improvement
2021
Urine Biomarkers of Kidney Tubule Health, Injury, and Inflammation are Associated with Progression of CKD in Children
Greenberg JH, Abraham AG, Xu Y, Schelling JR, Feldman HI, Sabbisetti VS, Ix JH, Jogalekar MP, Coca S, Waikar SS, Shlipak MG, Warady BA, Vasan RS, Kimmel PL, Bonventre JV, Denburg M, Parikh CR, Furth S, Consortium O. Urine Biomarkers of Kidney Tubule Health, Injury, and Inflammation are Associated with Progression of CKD in Children. Journal Of The American Society Of Nephrology 2021, 32: 2664-2677. PMID: 34544821, PMCID: PMC8722795, DOI: 10.1681/asn.2021010094.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAlbuminuriaAlpha-GlobulinsBiomarkersChemokine CCL2ChildChitinase-3-Like Protein 1CreatinineDisease ProgressionEpidermal Growth FactorFemaleFollow-Up StudiesGlomerular Filtration RateHepatitis A Virus Cellular Receptor 1HumansKidney TubulesMaleNephritisProspective StudiesRenal Insufficiency, ChronicConceptsUrine KIM-1CKD progressionUrine biomarkersMicroglobulin concentrationsHighest quartileKIM-1MCP-1High riskRapid kidney function declineBiomarker concentrationsEGF concentrationsKidney tubule healthNovel urine biomarkersUrine biomarker concentrationsKidney function declineProgression of CKDUrine creatinine concentrationIdentification of childrenTubular healthMultivariable adjustmentComposite outcomeTubular injuryPrimary outcomeFunction declineStudy enrollmentLong-Term Kidney Outcomes Following Dialysis-Treated Childhood Acute Kidney Injury: A Population-Based Cohort Study
Robinson CH, Jeyakumar N, Luo B, Wald R, Garg AX, Nash DM, McArthur E, Greenberg J, Askenazi D, Mammen C, Thabane L, Goldstein S, Parekh RS, Zappitelli M, Chanchlani R. Long-Term Kidney Outcomes Following Dialysis-Treated Childhood Acute Kidney Injury: A Population-Based Cohort Study. Journal Of The American Society Of Nephrology 2021, 32: 2005-2019. PMID: 34039667, PMCID: PMC8455253, DOI: 10.1681/asn.2020111665.Peer-Reviewed Original ResearchMeSH KeywordsAcute Kidney InjuryAdolescentCase-Control StudiesChildChild, PreschoolFemaleFollow-Up StudiesHumansHypertensionIncidenceInfantInfant, NewbornKidney Failure, ChronicMaleMortalityOntarioProportional Hazards ModelsRenal DialysisRenal Insufficiency, ChronicRetrospective StudiesRisk FactorsSurvivorsTime FactorsConceptsAKI survivorsKidney failureLong-term riskCohort studyCox proportional hazards regression analysisAdverse short-term outcomesChildhood acute kidney injuryProportional hazards regression analysisHigher long-term riskAcute kidney injuryHealth administrative databasesRetrospective cohort studyHazards regression analysisShort-term outcomesLong-term outcomesBasis of ageAKI episodesPediatric AKISubsequent AKIKidney injuryComposite outcomeCardiac surgeryHospitalized cohortMechanical ventilationPediatric hospitalizations