2023
Cost-Effectiveness of CT, CTA, MRI, and Specialized MRI for Evaluation of Patients Presenting to the Emergency Department With Dizziness.
Tu L, Melnick E, Venkatesh A, Sheth K, Navaratnam D, Yaesoubi R, Forman H, Mahajan A. Cost-Effectiveness of CT, CTA, MRI, and Specialized MRI for Evaluation of Patients Presenting to the Emergency Department With Dizziness. American Journal Of Roentgenology 2023, 222: e2330060. PMID: 37937837, DOI: 10.2214/ajr.23.30060.Peer-Reviewed Original ResearchQuality-adjusted life yearsEvaluation of patientsSecondary prevention measuresEmergency departmentProbabilistic sensitivity analysesConventional MRICumulative quality-adjusted life yearsCost-effective strategyIncremental costNoncontrast CT headAcute stroke treatmentSpecialized MRISelection of patientsHigher quality-adjusted life yearsConventional brain MRIMarkov decision-analytic modelNon-contrast CTNoncontrast head CTHealthcare system perspectiveUse of MRIBase-case analysisPrevention measuresDecision analytic modelGreater quality-adjusted life yearsDeterministic sensitivity analyses
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 sensitivityDizzinessComplaintsCT