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
2019
A comparison of benign positional vertigo and stroke patients presenting to the emergency department with vertigo or dizziness
Hanna J, Malhotra A, Brauer PR, Luryi A, Michaelides E. A comparison of benign positional vertigo and stroke patients presenting to the emergency department with vertigo or dizziness. American Journal Of Otolaryngology 2019, 40: 102263. PMID: 31358317, DOI: 10.1016/j.amjoto.2019.07.007.Peer-Reviewed Original ResearchConceptsBenign paroxysmal positional vertigoStroke risk factorsCT/CTAEmergency departmentBPPV patientsNeurologic symptomsStroke patientsRisk factorsPositional vertigoCT headExam findingsNeurologic exam findingsPosterior circulation strokeProfile of patientsBenign positional vertigoParoxysmal positional vertigoCommon imaging modalityAcute strokeNeurologic examInitial imagingMRI brainDischarge diagnosisComputed tomographyPatientsVertigoRe: “‘Worst Headache of Life’ in a Migraineur: Marginal Value of Emergency Department CT Scanning”
Malhotra A, Wu X, Seifert K. Re: “‘Worst Headache of Life’ in a Migraineur: Marginal Value of Emergency Department CT Scanning”. Journal Of The American College Of Radiology 2019, 16: 664-665. PMID: 31054700, DOI: 10.1016/j.jacr.2019.01.025.Peer-Reviewed Original Research
2016
The Use of High-Risk Criteria in Screening Patients for Blunt Cerebrovascular Injury A Survey
Wu X, Malhotra A, Forman HP, Nunez D, Sanelli P. The Use of High-Risk Criteria in Screening Patients for Blunt Cerebrovascular Injury A Survey. Academic Radiology 2016, 24: 456-461. PMID: 27979639, DOI: 10.1016/j.acra.2016.11.010.Peer-Reviewed Original ResearchMeSH KeywordsAttitude of Health PersonnelCerebral AngiographyCerebrovascular TraumaComputed Tomography AngiographyDatabases, FactualDelayed DiagnosisEmergency Service, HospitalHumansMagnetic Resonance AngiographyMass ScreeningRadiologistsRisk AssessmentRisk FactorsSurveys and QuestionnairesUnited StatesWounds, NonpenetratingConceptsBlunt cerebrovascular injuryRisk factorsEmergency departmentCT angiographyDenver criteriaMR angiographyC1-C3 fracturesUtilization of imagingCerebrovascular injuryBlunt injuryBlunt traumaScreening ratesAngiographic studiesLarge academic institutionVascular injuryScreening patientsPatientsPreferred modalityRoutine useInjurySubsequent strokeAngiographyScreening criteriaPhysiciansRadiologistsCost‐effectiveness Analysis of Follow‐up Strategies for Thunderclap Headache Patients With Negative Noncontrast CT
Malhotra A, Wu X, Kalra VB, Schindler J, Forman HP. Cost‐effectiveness Analysis of Follow‐up Strategies for Thunderclap Headache Patients With Negative Noncontrast CT. Academic Emergency Medicine 2016, 23: 243-250. PMID: 26728524, DOI: 10.1111/acem.12891.Peer-Reviewed Original ResearchCost-effectiveness analysis of CTA and LP for evaluation of suspected SAH after negative non-contrast CT
Wu X, Kalra VB, Forman HP, Malhotra A. Cost-effectiveness analysis of CTA and LP for evaluation of suspected SAH after negative non-contrast CT. Clinical Neurology And Neurosurgery 2016, 142: 104-111. PMID: 26827168, DOI: 10.1016/j.clineuro.2015.12.021.Peer-Reviewed Original Research
2008
Simultaneous Gastric and Small Intestinal Trichobezoars
Malhotra A, Jones L, Drugas G. Simultaneous Gastric and Small Intestinal Trichobezoars. Pediatric Emergency Care 2008, 24: 774-776. PMID: 19018222, DOI: 10.1097/pec.0b013e31818c2891.Peer-Reviewed Original Research