2021
Development and external validation of a diagnostic model for biopsy-proven acute interstitial nephritis using electronic health record data
Moledina DG, Eadon MT, Calderon F, Yamamoto Y, Shaw M, Perazella MA, Simonov M, Luciano R, Schwantes-An TH, Moeckel G, Kashgarian M, Kuperman M, Obeid W, Cantley LG, Parikh CR, Wilson FP. Development and external validation of a diagnostic model for biopsy-proven acute interstitial nephritis using electronic health record data. Nephrology Dialysis Transplantation 2021, 37: 2214-2222. PMID: 34865148, PMCID: PMC9755995, DOI: 10.1093/ndt/gfab346.Peer-Reviewed Original ResearchConceptsAcute interstitial nephritisInterstitial nephritisUrine biomarkersBiopsy-proven acute interstitial nephritisElectronic health record dataExternal validation cohortTypical clinical featuresBlood urea nitrogenTumor necrosis factorCharacteristic curve analysisHealth record dataExternal validationElectronic health recordsAIN diagnosisModest AUCsSerum creatinineCreatinine ratioKidney biopsyClinical featuresValidation cohortNecrosis factorUnrecognized casesInterleukin-9PatientsUrea nitrogen
2016
Hypochloremia and Diuretic Resistance in Heart Failure
Hanberg JS, Rao V, Maaten J, Laur O, Brisco MA, Wilson F, Grodin JL, Assefa M, Broughton J, Planavsky NJ, Ahmad T, Bellumkonda L, Tang WH, Parikh CR, Testani JM. Hypochloremia and Diuretic Resistance in Heart Failure. Circulation Heart Failure 2016, 9: e003180. PMID: 27507113, PMCID: PMC4988527, DOI: 10.1161/circheartfailure.116.003180.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBiomarkersChloridesConnecticutCross-Sectional StudiesDown-RegulationDrug ResistanceFemaleFurosemideHeart FailureHumansKidneyMaleMiddle AgedOdds RatioPilot ProjectsProspective StudiesReninRisk FactorsSodiumSodium Potassium Chloride Symporter InhibitorsTime FactorsTreatment OutcomeConceptsDiuretic resistanceHeart failureCare centerSerum chloridePro-B-type natriuretic peptideChloride supplementationRenal free water excretionB-type natriuretic peptidePoor diuretic responsePlasma renin activityPlasma renin concentrationHeart failure cohortFree water excretionRecent epidemiological studiesBasic science evidenceBlood urea nitrogenSerum chloride levelsFurosemide equivalentsNeurohormonal activationRenin activityRenin concentrationCreatinine ratioLoop diureticsDiuretic responseSerum sodiumReduced Cardiac Index Is Not the Dominant Driver of Renal Dysfunction in Heart Failure
Hanberg JS, Sury K, Wilson FP, Brisco MA, Ahmad T, Maaten J, Broughton JS, Assefa M, Tang WH, Parikh CR, Testani JM. Reduced Cardiac Index Is Not the Dominant Driver of Renal Dysfunction in Heart Failure. Journal Of The American College Of Cardiology 2016, 67: 2199-2208. PMID: 27173030, PMCID: PMC4867078, DOI: 10.1016/j.jacc.2016.02.058.Peer-Reviewed Original ResearchConceptsPulmonary artery catheterizationBlood urea nitrogenCardiac indexRenal functionHeart failureRenal dysfunctionGood renal functionReduced cardiac indexHigher cardiac indexGlomerular filtration rateSignificant inverse correlationMultiple subgroupsMulticenter populationWorse eGFRHF patientsCreatinine ratioArtery catheterizationPatient subgroupsFiltration rateSerial assessmentLinear mixed modelingESCAPE trialPatientsUrea nitrogenDysfunctionThe risk of death associated with proteinuria in heart failure is restricted to patients with an elevated blood urea nitrogen to creatinine ratio
Brisco MA, Zile MR, Maaten J, Hanberg JS, Wilson FP, Parikh C, Testani JM. The risk of death associated with proteinuria in heart failure is restricted to patients with an elevated blood urea nitrogen to creatinine ratio. International Journal Of Cardiology 2016, 215: 521-526. PMID: 27153048, PMCID: PMC4986924, DOI: 10.1016/j.ijcard.2016.04.100.Peer-Reviewed Original ResearchConceptsElevated blood urea nitrogenBUN/CrRenal dysfunctionBlood urea nitrogenCreatinine ratioUrea nitrogenLeft Ventricular Dysfunction (SOLVD) trialVentricular Dysfunction trialsGlomerular filtration rateRisk of deathBaseline characteristicsWorsened survivalAdverse eventsHeart failureTop tertileFiltration rateBottom tertileProteinuriaSurvival disadvantagePatientsMortalityTertileDysfunctionSurvivalSurvival models