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 ResearchMeSH KeywordsDizzinessEmergency Service, HospitalFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedPropensity ScoreRetrospective StudiesStrokeTomography, X-Ray ComputedConceptsSecondary 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 ResearchMeSH KeywordsAdultAngiographyCross-Sectional StudiesDizzinessEmergency Service, HospitalHumansStrokeTomography, X-Ray ComputedVertigoConceptsAcute 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
2022
Yield of Head Computed Tomography Examinations for Common Psychiatric Presentations and Implications for Medical Clearance From a 6-Year Analysis of Acute Hospital Visits
Tu LH, Malhotra A, Sheth KN, Yaesoubi R, Forman HP, Venkatesh AK. Yield of Head Computed Tomography Examinations for Common Psychiatric Presentations and Implications for Medical Clearance From a 6-Year Analysis of Acute Hospital Visits. JAMA Internal Medicine 2022, 182: 879-881. PMID: 35727595, PMCID: PMC9214629, DOI: 10.1001/jamainternmed.2022.2198.Peer-Reviewed Original ResearchMeSH KeywordsEmergency Service, HospitalHeadHospitalsHumansPhysical ExaminationRetrospective StudiesSurgical ClearanceTomography, X-Ray Computed
2021
Pilot MRI-based strategies to improve the detection of stroke in patients with dizziness/vertigo
Tu LH, Mahajan A, Minja FJ, Navaratnam D, Melnick ER. Pilot MRI-based strategies to improve the detection of stroke in patients with dizziness/vertigo. Clinical Imaging 2021, 82: 234-236. PMID: 34902799, DOI: 10.1016/j.clinimag.2021.12.001.Peer-Reviewed Original ResearchConceptsDizziness/vertigoCT/CTAPosterior strokeNon-specific complaintsEmergency department practiceSuch patientsPosterior circulationStroke evaluationDetection of strokeFalse reassuranceConventional MRIStrokePatientsMRIVertigoDepartment practiceHigh rateSpecialized MRICTALow sensitivityDizzinessComplaintsCTScenarios to improve CT head utilization in the emergency department delineated by critical results reporting
Tu LH, Venkatesh AK, Malhotra A, Taylor RA, Sheth KN, Forman HP, Yaesoubi R. Scenarios to improve CT head utilization in the emergency department delineated by critical results reporting. Emergency Radiology 2021, 29: 81-88. PMID: 34617133, DOI: 10.1007/s10140-021-01947-w.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedEmergency Service, HospitalHeadHeadacheHumansRetrospective StudiesTomography, X-Ray ComputedConceptsAdult ED encountersCommon chief complaintChief complaintEmergency departmentED encountersPatient selectionHead examsLoss of consciousnessAcademic medical centerChest painBlood sugarRetrospective studyHead injuryMental statusNew headacheMedical CenterPsychiatric evaluationConclusionOur studyBetter outcomesAdvanced imagingAlcohol intoxicationTotal encountersComplaintsHeadacheSignificant differencesHead 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 ResearchMeSH KeywordsAdultAgedComputed Tomography AngiographyEmergency Service, HospitalFemaleHeadHumansIschemic Attack, TransientMaleMiddle AgedNeckNeuroimagingRetrospective StudiesStrokeConceptsNeck 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