2020
Characteristics and Longer-Term Outcomes of Contemporary Patients <18 Years of Age With Hypertrophic Cardiomyopathy
Alashi A, Svensson L, Klein J, Zahka K, Smedira NG, Najm H, Lever HM, Aziz P, Desai MY. Characteristics and Longer-Term Outcomes of Contemporary Patients <18 Years of Age With Hypertrophic Cardiomyopathy. The American Journal Of Cardiology 2020, 140: 110-117. PMID: 33159906, DOI: 10.1016/j.amjcard.2020.10.060.Peer-Reviewed Original ResearchConceptsOrthotopic heart transplantPrimary composite eventsSudden cardiac deathPresence of symptomsZ-scoreFractional shorteningAppropriate internal defibrillator dischargeVentricular outflow tract gradientLeft ventricular wall thicknessLV septal thicknessOutflow tract gradientPrimary composite outcomeAppropriate ICD dischargeComposite primary endpointLV fractional shorteningVentricular wall thicknessHypertrophic cardiomyopathy patientsYears of ageComposite eventsTract gradientHospital deathPrimary endpointComposite outcomeExperienced centersPHC patientsExaggerated blood pressure response on exercise treadmill testing and longer term outcomes in primary prevention
Riaz H, Alashi A, Lang R, Seballos R, Feinleib S, Sukol R, Cho L, Cremer P, Jaber W, Griffin BP, Desai MY. Exaggerated blood pressure response on exercise treadmill testing and longer term outcomes in primary prevention. European Heart Journal - Quality Of Care And Clinical Outcomes 2020, 6: 343-344. PMID: 32514546, DOI: 10.1093/ehjqcco/qcaa043.Peer-Reviewed Original ResearchMeSH KeywordsBlood PressureExercise TestExercise ToleranceFollow-Up StudiesHumansHypertensionPrimary PreventionTime Factors
2019
Outcomes of Patients With Mediastinal Radiation-Associated Mitral Valve Disease Undergoing Cardiac Surgery
Donnellan E, Alashi A, Johnston DR, Gillinov AM, Pettersson GB, Svensson LG, Griffin BP, Desai MY. Outcomes of Patients With Mediastinal Radiation-Associated Mitral Valve Disease Undergoing Cardiac Surgery. Circulation 2019, 140: 1288-1290. PMID: 31589484, DOI: 10.1161/circulationaha.119.040546.Peer-Reviewed Original ResearchA novel machine learning-derived radiotranscriptomic signature of perivascular fat improves cardiac risk prediction using coronary CT angiography
Oikonomou EK, Williams MC, Kotanidis CP, Desai MY, Marwan M, Antonopoulos AS, Thomas KE, Thomas S, Akoumianakis I, Fan LM, Kesavan S, Herdman L, Alashi A, Centeno EH, Lyasheva M, Griffin BP, Flamm SD, Shirodaria C, Sabharwal N, Kelion A, Dweck MR, Van Beek EJR, Deanfield J, Hopewell JC, Neubauer S, Channon KM, Achenbach S, Newby DE, Antoniades C. A novel machine learning-derived radiotranscriptomic signature of perivascular fat improves cardiac risk prediction using coronary CT angiography. European Heart Journal 2019, 40: 3529-3543. PMID: 31504423, PMCID: PMC6855141, DOI: 10.1093/eurheartj/ehz592.Peer-Reviewed Original ResearchConceptsPerivascular adipose tissueFat attenuation indexCoronary CT angiographyCardiac risk predictionCoronary perivascular adipose tissueMajor adverse cardiac eventsCT angiographyRisk predictionHigh-risk plaque featuresPerivascular fat attenuation indexRadiomic featuresAdverse cardiac eventsConsecutive eligible participantsSCOT-HEART trialTraditional risk stratificationCoronary artery diseaseCoronary calcium scoreStandard coronary CT angiographyAcute myocardial infarctionCoronary inflammationCardiac eventsArtery diseaseCalcium scoreCardiac surgeryMACE predictionIncremental Prognostic Value of Exercise Stress Testing in Primary Prevention
Alashi A, Riaz H, Lang R, Seballos R, Feinleib S, Sukol R, Cho L, Cremer P, Jaber W, Griffin BP, Desai MY. Incremental Prognostic Value of Exercise Stress Testing in Primary Prevention. The American Journal Of Cardiology 2019, 124: 216-223. PMID: 31104779, DOI: 10.1016/j.amjcard.2019.04.021.Peer-Reviewed Original ResearchConceptsHeart rate recoveryIncremental prognostic valueC-reactive proteinPrimary preventionPrognostic valueLong-term eventsCV diseaseDerivation groupFamily historyValidation groupStandard risk factor assessmentProspective observational cohort studyContinuous net reclassification improvementConsecutive asymptomatic adultsPremature CV diseaseSuperior risk stratificationTreadmill stress testingFuture cardiovascular eventsObservational cohort studyExercise stress testingMultivariable survival analysisRisk factor assessmentNet reclassification improvementBeats/minStress testing
2018
Non-invasive detection of coronary inflammation using computed tomography and prediction of residual cardiovascular risk (the CRISP CT study): a post-hoc analysis of prospective outcome data
Oikonomou EK, Marwan M, Desai MY, Mancio J, Alashi A, Centeno E, Thomas S, Herdman L, Kotanidis CP, Thomas KE, Griffin BP, Flamm SD, Antonopoulos AS, Shirodaria C, Sabharwal N, Deanfield J, Neubauer S, Hopewell JC, Channon KM, Achenbach S, Antoniades C. Non-invasive detection of coronary inflammation using computed tomography and prediction of residual cardiovascular risk (the CRISP CT study): a post-hoc analysis of prospective outcome data. The Lancet 2018, 392: 929-939. PMID: 30170852, PMCID: PMC6137540, DOI: 10.1016/s0140-6736(18)31114-0.Peer-Reviewed Original ResearchMeSH KeywordsAdipocytesAdipose TissueAdolescentAdultAgedAged, 80 and overComputed Tomography AngiographyCoronary AngiographyCoronary Artery DiseaseCoronary VesselsFemaleFollow-Up StudiesHumansImaging, Three-DimensionalMaleMiddle AgedPlaque, AtheroscleroticPredictive Value of TestsProportional Hazards ModelsProspective StudiesRisk AssessmentSurvival AnalysisYoung AdultConceptsRight coronary arteryProximal right coronary arteryCardiac mortalityCoronary inflammationCoronary CTACoronary arteryDerivation cohortValidation cohortOutcome dataHealth Research Oxford Biomedical Research CentreCoronary artery disease indexHigh-risk plaque featuresPerivascular fat attenuation indexCoronary artery inflammationFat attenuation indexIntensive secondary preventionCardiovascular risk factorsResidual cardiovascular riskProspective outcome dataMajor coronary arteriesHounsfield unitsLeft circumflex arteryCox regression modelRisk predictionCardiac risk predictionNovel Echocardiographic Parameters in Patients With Aortic Stenosis and Preserved Left Ventricular Systolic Function Undergoing Surgical Aortic Valve Replacement
Huded CP, Kusunose K, Shahid F, Goodman AL, Alashi A, Grimm RA, Gillinov AM, Johnston DR, Rodriguez LL, Popovic ZB, Sato K, Svensson LG, Griffin BP, Desai MY. Novel Echocardiographic Parameters in Patients With Aortic Stenosis and Preserved Left Ventricular Systolic Function Undergoing Surgical Aortic Valve Replacement. The American Journal Of Cardiology 2018, 122: 284-293. PMID: 29751954, DOI: 10.1016/j.amjcard.2018.03.359.Peer-Reviewed Original ResearchConceptsSurgical aortic valve replacementLeft ventricular ejection fractionAortic valve replacementSevere aortic stenosisLV-GLSAortic stenosisSTS scoreValve replacementVentricular stroke volume indexVentricular global longitudinal strainLeft ventricular systolic functionMultivariate Cox survival analysisValidation subgroupNovel echocardiographic parametersThoracic Surgeons scoreWorse LV-GLSStroke volume indexVentricular systolic functionVentricular ejection fractionGlobal longitudinal strainCox survival analysisHigher STS scoreLong-term survivalIncremental prognostic impactDerivation subgroup
2016
Long-Term Outcomes in Patients With Aortic Regurgitation and Preserved Left Ventricular Ejection Fraction
Mentias A, Feng K, Alashi A, Rodriguez LL, Gillinov AM, Johnston DR, Sabik JF, Svensson LG, Grimm RA, Griffin BP, Desai MY. Long-Term Outcomes in Patients With Aortic Regurgitation and Preserved Left Ventricular Ejection Fraction. Journal Of The American College Of Cardiology 2016, 68: 2144-2153. PMID: 27855803, DOI: 10.1016/j.jacc.2016.08.045.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionAV surgeryVentricular ejection fractionAortic regurgitationLong-term survivalEjection fractionSuch patientsLeft ventricleChronic severe aortic regurgitationSex-matched U.S. populationLV end-systolic dimensionMultivariate Cox survival analysisGreater aortic regurgitationHospital postoperative mortalityMean STS scoreThoracic Surgeons scoreAortic valve surgeryChronic aortic regurgitationSevere aortic regurgitationEnd-systolic dimensionSurvival of patientsLong-term outcomesRisk of deathCox survival analysisPostoperative mortality