2023
CT With CTA Versus MRI in Patients Presenting to the Emergency Department With Dizziness: Analysis Using Propensity Score Matching.
Tu L, Navaratnam D, Melnick E, Forman H, Venkatesh A, Malhotra A, Yaesoubi R, Sureshanand S, Sheth K, Mahajan A. CT With CTA Versus MRI in Patients Presenting to the Emergency Department With Dizziness: Analysis Using Propensity Score Matching. American Journal Of Roentgenology 2023, 221: 836-845. PMID: 37404082, DOI: 10.2214/ajr.23.29617.Peer-Reviewed Original ResearchConceptsSecondary stroke prevention medicationsStroke prevention medicationsEmergency departmentPrevention medicationsEchocardiography evaluationPosterior circulation strokeProportion of patientsGroup of patientsPhysical examination findingsNeuroimaging resultsUse of MRIReview of systemsGreater frequencyPropensity-score matchingExamination findingsRetrospective studyED readmissionMedical historyHead CTClinical impactMRI examinationsBrain MRINeck CTADizzinessPatientsClinical criteria to exclude acute vascular pathology on CT angiogram in patients with dizziness
Tu L, Malhotra A, Venkatesh A, Taylor R, Sheth K, Yaesoubi R, Forman H, Sureshanand S, Navaratnam D. Clinical criteria to exclude acute vascular pathology on CT angiogram in patients with dizziness. PLOS ONE 2023, 18: e0280752. PMID: 36893103, PMCID: PMC9997874, DOI: 10.1371/journal.pone.0280752.Peer-Reviewed Original ResearchConceptsAcute vascular pathologyEmergency departmentVascular pathologyNegative predictive valueDizzy patientsStroke codeCTA headPredictive valueAdult ED encountersTransient ischemic attackHalf of patientsLong-term smokersLarge vessel occlusionCoronary artery diseasePast medical historySeparate validation cohortCross-sectional analysisIschemic attackAnalysis cohortArterial dissectionArtery diseaseClinical factorsED encountersMedication useChief complaint
2021
Head and Neck CTA Utilization: Analysis of Ordering Frequency and Nonroutine Results Communication, With Focus on the 50 Most Common Emergency Department Clinical Presentations.
Tu LH, Malhotra A, Venkatesh AK, Taylor RA, Sheth KN, Forman HP, Yaesoubi R. Head and Neck CTA Utilization: Analysis of Ordering Frequency and Nonroutine Results Communication, With Focus on the 50 Most Common Emergency Department Clinical Presentations. American Journal Of Roentgenology 2021, 218: 544-551. PMID: 34585611, DOI: 10.2214/ajr.21.26543.Peer-Reviewed Original ResearchConceptsNeck CTAED visitsEmergency departmentNonroutine communicationSingle health care systemAdult ED visitsSubset of reportsRadiologist communicationResult communicationPatient's chief concernHealth care systemFrequency of headCTA utilizationAcute findingsClinical presentationED settingPatient selectionIncidental findingClinical impactCTA examinationsCare systemCTAVisitsHigher numberNegative results