Ashkan Abdollahi, MD
he/him/his
Hospital ResidentAbout
Research
Publications
2026
Albuminuria linked with interstitial myocardial fibrosis at the population level: the multi-ethnic study of atherosclerosis
Chehab O, Abdollahi A, Zeitoun R, Varadarajan V, Wu C, Ambale-Venkatesh B, Allen N, Bluemke D, Post W, Badr K, Lima J. Albuminuria linked with interstitial myocardial fibrosis at the population level: the multi-ethnic study of atherosclerosis. European Journal Of Preventive Cardiology 2026, zwag137. PMID: 41800864, DOI: 10.1093/eurjpc/zwag137.Peer-Reviewed Original ResearchMulti-Ethnic StudyCV risk factorsMulti-Ethnic Study of AtherosclerosisCommunity-based settingsRisk factorsStudy of atherosclerosisLogistic regression modelsTraditional CV risk factorsNative T1 timeElevated albuminuria levelsGeneral populationMultivariate linearExtracellular volumeNative T1Regression modelsCardiovascular disease(CVDPopulation levelAssociated with albuminuriaMESA cohortSubclinical fibrosisDiabetesUrine albuminMyocardial fibrosisPrediabetesMyocardial scarAssociation Between Lipoprotein(a) and Cardiac Remodeling Across Race and Ethnicity in the Multi-Ethnic Study of Atherosclerosis
Abdollahi A, Ostovaneh A, Chehab O, Hoballah M, Matuck B, Wu C, Whelton S, Ambale-Venkatesh B, Post W, Bluemke D, Tsai M, Tsimikas S, Lima J. Association Between Lipoprotein(a) and Cardiac Remodeling Across Race and Ethnicity in the Multi-Ethnic Study of Atherosclerosis. 2026, 19: e013261-e013261. PMID: 41717692, PMCID: PMC12927603, DOI: 10.1161/circoutcomes.125.013261.Peer-Reviewed Original ResearchThis study investigates how elevated lipoprotein(a) levels uniquely contribute to heart structure changes in Hispanic adults, highlighting a need for population-specific cardiovascular risk strategies.Intensive blood pressure control to prevent major cardiovascular events in individuals with high-normal blood pressure (prehypertension): PRINT-TAHA9 randomized clinical trial
Mirhosseini S, Abdollahi A, Sayadi M, Eskandarzadeh P, Zibaeenezhad M, Attar A. Intensive blood pressure control to prevent major cardiovascular events in individuals with high-normal blood pressure (prehypertension): PRINT-TAHA9 randomized clinical trial. Clinical Hypertension 2026, 32: e4. PMID: 41532016, PMCID: PMC12790965, DOI: 10.5646/ch.2026.32.e4.Peer-Reviewed Original ResearchIntervention groupHigh-normal blood pressureAtherosclerotic cardiovascular diseaseFixed-dose combinationControl groupIranian RegistryAtherosclerotic cardiovascular disease riskCardiovascular eventsBlood pressureIncidence of serious adverse eventsMultivariate Cox regression analysisIntention-to-treat analysisHigh-normal BPCombination of valsartanIntensive blood pressure controlHealthy asymptomatic individualsBP-lowering agentsSerious adverse eventsCox regression analysisSystolic BP <Follow-up visitRecruitment challengesAdverse cardiovascular eventsBlood pressure controlClinical trials identifier
2025
A streamlined CMR-derived machine-learning model for estimating cardiovascular biological age: development and validation in the UK-biobank and multi-ethnic study of atherosclerosis
Masci P, Andreozzi G, Puyol-Anton E, Abdollahi A, Mospan R, Ruijsink B, Cecelja M, Chowienczyk P, Mohamed A, Young A, Ambale B, Chiribiri A, Tison G, Steves C, Lima J, Razavi R, Lorenzoni V, King A. A streamlined CMR-derived machine-learning model for estimating cardiovascular biological age: development and validation in the UK-biobank and multi-ethnic study of atherosclerosis. European Heart Journal - Cardiovascular Imaging 2025, 27: 515-526. PMID: 41343376, DOI: 10.1093/ehjci/jeaf337.Peer-Reviewed Original ResearchMulti-Ethnic Study of AtherosclerosisMulti-Ethnic StudyStudy of atherosclerosisComposite cardiovascular outcomeCardiovascular outcomesUK Biobank participantsAll-Cause MortalityBody-mass indexIschaemic heart diseaseOne-year increaseBiological ageUK BiobankBiological age estimationMESA participantsChronological ageAssociated with adverse cardiovascular outcomesCardiovascular conditionsAdverse cardiovascular outcomesParticipantsCox regressionHeart diseaseConfoundingFollow-upOutcomesMortalityLeft-to-Right Chamber Volume Ratios at Cardiac MRI Predict Cardiac Events: A Multi-Ethnic Study of Atherosclerosis Secondary Analysis.
Hoballah M, Chehab O, Abdollahi A, Wu C, Scarpa B, Post W, Allen N, Bluemke D, Ambale-Venkatesh B, Lima J. Left-to-Right Chamber Volume Ratios at Cardiac MRI Predict Cardiac Events: A Multi-Ethnic Study of Atherosclerosis Secondary Analysis. Radiology 2025, 316: e243462. PMID: 40828040, PMCID: PMC12405728, DOI: 10.1148/radiol.243462.Peer-Reviewed Original ResearchConceptsAtrial fibrillationHeart failureMulti-Ethnic Study of AtherosclerosisMulti-Ethnic StudyCardiovascular diseaseRight ventricleCardiac eventsCardiac MRIAssociated with cardiac eventsPredicting cardiac eventsNormal right ventricleHistory of cardiovascular diseaseVentricular volume ratioRisk of HFCox regression modelsSex-specific percentilesLeft ventricle volumeTraditional risk factorsSecondary analysisChamber volumePrediction of HFAtrial volumeIndex volumeMulti-Ethnic Study of Atherosclerosis participantsEnd-diastolicAssociation of right ventricular structure and function with Heart Failure with reduced and preserved Ejection Fraction: the MESA study
Venkatesh B, Mukherjee M, Abdollahi A, Chehab O, Zeitoun R, Varadarajan V, Wu C, Barr G, Post W, Allen N, Kawut S, Bluemke D, Lima J. Association of right ventricular structure and function with Heart Failure with reduced and preserved Ejection Fraction: the MESA study. Proceedings Of The International Society For Magnetic Resonance In Medicine ... Scientific Meeting And Exhibition. 2025 DOI: 10.58530/2025/4161.Peer-Reviewed Original ResearchRight ventricular structureRight ventricular ejection fractionVentricular ejection fractionEjection fractionHeart failureHeart failure subtypesVentricular structurePrediction of heart failureLower right ventricular ejection fractionHigh riskRisk of heart failureRV ejection fractionAssociated with heart failureHigher risk of heart failureCardiac magnetic resonanceCohort free of cardiovascular diseaseFree of cardiovascular diseaseCohort studyCardiovascular diseaseLeft sideRight sideMESA studySubtypesHeartAortic valve calcium as a novel risk marker for kidney function deterioration: The MESA study
Abdollahi A, Sani M, Shabani M, Matuck B, Blaha M, Wu C, Ambale-Venkatesh B, Budoff M, Strom J, Rotter J, Post W, Blumenthal R, Bluemke D, Ghahramani N, Lima J, Whelton S. Aortic valve calcium as a novel risk marker for kidney function deterioration: The MESA study. European Journal Of Internal Medicine 2025, 136: 49-55. PMID: 40263084, DOI: 10.1016/j.ejim.2025.03.037.Peer-Reviewed Original ResearchConceptsMulti-Ethnic Study of AtherosclerosisRisk of incident chronic kidney diseaseIncident chronic kidney diseaseAortic valve calciumInternational Classification of DiseasesChronic kidney diseaseCardiac CT scansAdjusted Cox proportional hazards regression modelsMultivariable adjusted Cox proportional hazards regression modelsParticipants free of chronic kidney diseaseCardiovascular diseaseMulti-Ethnic Study of Atherosclerosis studyValve calciumCT scanCVD risk factorsHistory of cardiovascular diseaseCategorized as 0Higher risk of incident CKDFree of chronic kidney diseaseAssociated with increased risk of mortalityMulti-Ethnic StudyAtherosclerotic CVD risk factorsMulti-ethnic cohortAPOE-e4 genotypeClassification of diseases
2024
Differential Stroke Volume between Left and Right Ventricles as a Predictor of Clinical Outcomes: The MESA Study.
Abdollahi A, Kato Y, Bakhshi H, Varadarajan V, Chehab O, Zeitoun R, Ostovaneh M, Wu C, Bertoni A, Shah S, Ambale-Venkatesh B, Bluemke D, Lima J. Differential Stroke Volume between Left and Right Ventricles as a Predictor of Clinical Outcomes: The MESA Study. Radiology 2024, 312: e232973. PMID: 39041933, PMCID: PMC11294760, DOI: 10.1148/radiol.232973.Peer-Reviewed Original ResearchConceptsLV stroke volumeHeart failureAtrial fibrillationRisk of mortalityStroke volumeCardiac MRICardiovascular diseaseClinical outcomesIncreased riskIncreased risk of heart failureRight ventricular (RVPredictor of clinical outcomeMultivariate Cox proportional hazards regression modelsRisk of heart failureCox proportional hazards regression modelsBaseline LV functionRV stroke volumeIncreased risk of mortalityProportional hazards regression modelsValvular heart diseaseVentricular stroke volumeHazards regression modelsLV functionPrognostic valueRight ventriclePredicting the risk of mortality and rehospitalization in heart failure patients: A retrospective cohort study by machine learning approach
Tabrizi R, Ketabi M, Andishgar A, Vali M, Fereidouni Z, Sani M, Abdollahi A, Alkamel A. Predicting the risk of mortality and rehospitalization in heart failure patients: A retrospective cohort study by machine learning approach. Clinical Cardiology 2024, 47: e24280. PMID: 38767029, PMCID: PMC11103634, DOI: 10.1002/clc.24280.Commentaries, Editorials and LettersPredicting the risk of mortality and rehospitalization in heart failure patients: A retrospective cohort study by machine learning approach
Ketabi M, Andishgar A, Fereidouni Z, Sani M, Abdollahi A, Vali M, Alkamel A, Tabrizi R. Predicting the risk of mortality and rehospitalization in heart failure patients: A retrospective cohort study by machine learning approach. Clinical Cardiology 2024, 47: e24239. PMID: 38402566, PMCID: PMC10894620, DOI: 10.1002/clc.24239.Peer-Reviewed Original ResearchConceptsFamily history of MIIncreased risk of HF readmissionHeart failureHistory of MIAll-Cause MortalityIndividual risk predictionReadmission of HF patientsRisk of mortalityArea under curveFollow-upRetrospective cohort studyRisk of HF readmissionLength of stayRisk stratification toolCohort studyFamily historyIncreased riskHeart failure patientsRisk predictionStratification toolReadmissionSystolic HFHF readmissionHF patientsHemoglobin levels