2013
CT Pulmonary Angiography: Increasingly Diagnosing Less Severe Pulmonary Emboli
Schissler AJ, Rozenshtein A, Kulon ME, Pearson GD, Green RA, Stetson PD, Brenner DJ, D'Souza B, Tsai WY, Schluger NW, Einstein AJ. CT Pulmonary Angiography: Increasingly Diagnosing Less Severe Pulmonary Emboli. PLOS ONE 2013, 8: e65669. PMID: 23776522, PMCID: PMC3680477, DOI: 10.1371/journal.pone.0065669.Peer-Reviewed Original ResearchConceptsPulmonary emboliAcute pulmonary emboliMyocardial injuryDiagnostic yieldPeak serum troponin levelsUrban academic medical centerStudy periodLarge urban academic medical centerTransthoracic echocardiography findingsPresence of PERight ventricular abnormalitiesChronic pulmonary emboliSerum troponin levelsMultivariate logistic regressionAcademic medical centerEchocardiography findingsTroponin levelsAdult patientsVentricular abnormalitiesEmergency departmentDisease spectrumRV abnormalitiesMedical CenterSevere spectrumDisease severity
2010
Multiple Testing, Cumulative Radiation Dose, and Clinical Indications in Patients Undergoing Myocardial Perfusion Imaging
Einstein AJ, Weiner SD, Bernheim A, Kulon M, Bokhari S, Johnson LL, Moses JW, Balter S. Multiple Testing, Cumulative Radiation Dose, and Clinical Indications in Patients Undergoing Myocardial Perfusion Imaging. JAMA 2010, 304: 2137-2144. PMID: 21078807, PMCID: PMC3667407, DOI: 10.1001/jama.2010.1664.Peer-Reviewed Original ResearchConceptsMyocardial perfusion imagingRadiation burdenEffective doseClinical indicationsEffective dosesColumbia University Medical CenterRetrospective cohort studyHigh radiation burdenUniversity Medical CenterCumulative radiation doseMultiple testingHigh-dose proceduresNumber of proceduresCohort studyConsecutive patientsWhite patientsDoses of radiationMedical CenterCardiac diseaseMyocardial perfusionPatientsPerfusion imagingUS populationAdditional proceduresSubsequent procedures