2021
Agreement With Pediatric Suprapatellar Bursa Effusion Assessments by Point-of-Care Ultrasound After Remote Training
Riera A, Leviter JI, Iqbal A, Soma G, Malik RN, Chen L. Agreement With Pediatric Suprapatellar Bursa Effusion Assessments by Point-of-Care Ultrasound After Remote Training. Pediatric Emergency Care 2021, 38: e746-e751. PMID: 34542989, DOI: 10.1097/pec.0000000000002341.Peer-Reviewed Original ResearchConceptsReceiver operator characteristic curveKnee radiographyPediatric emergency medicine (PEM) fellowsOperator characteristic curveNovice sonologistsInterobserver reliabilityEffusion assessmentCare ultrasoundPredictive valuePediatric emergency departmentCharacteristic curveNegative predictive valuePositive predictive valuePediatric emergency medicineSubstantial interobserver reliabilityPediatric patientsEffusion sizeEmergency departmentMean ageAsymptomatic kneesMAIN OUTCOMEEffusionΚ coefficientPatientsTest characteristics
2019
Reevaluation of FAST Sensitivity in Pediatric Blunt Abdominal Trauma Patients
Riera A, Hayward H, Silva C, Chen L. Reevaluation of FAST Sensitivity in Pediatric Blunt Abdominal Trauma Patients. Pediatric Emergency Care 2019, 37: e1012-e1019. PMID: 31356479, DOI: 10.1097/pec.0000000000001877.Peer-Reviewed Original ResearchConceptsBlunt abdominal trauma patientsAbdominal trauma patientsFree fluidTrauma patientsUpper quadrantPredictive valueLevel I pediatric trauma centerPediatric trauma centerRetrospective chart reviewRight upper quadrantFAST examinationNegative predictive valuePositive predictive valueNegative likelihood ratioChart reviewBAT patientsMedian ageTrauma centerUpper abdomenIntraperitoneal fluidMAIN OUTCOMEPhysiologic amountsTrauma (FAST) examinationPatientsFocused assessment
2012
Ultrasound Evaluation of Skull Fractures in Children
Riera A, Chen L. Ultrasound Evaluation of Skull Fractures in Children. Pediatric Emergency Care 2012, 28: 420-425. PMID: 22531195, DOI: 10.1097/pec.0b013e318252da3b.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentChildChild, PreschoolDiagnosis, DifferentialFeasibility StudiesFemaleFollow-Up StudiesHumansInfantInfant, NewbornMalePilot ProjectsPoint-of-Care SystemsPredictive Value of TestsProspective StudiesROC CurveSkull FracturesTomography, X-Ray ComputedTrauma Severity IndicesUltrasonographyConceptsAcute closed head injuryClosed head injurySkull fractureBedside ultrasoundPediatric emergency medicineCT scanUrban tertiary care children's hospitalPredictive valueTertiary care children's hospitalTest characteristicsUnnecessary CT scansClinical decision rulePediatric emergency departmentEmergency medicineComputed tomography scanNegative predictive valuePositive predictive valueMonths of trainingMedian ageChildren's HospitalUltrasound evaluationEmergency departmentHead injuryBedside ultrasonographyTomography scanDiagnosis of Intussusception by Physician Novice Sonographers in the Emergency Department
Riera A, Hsiao AL, Langhan ML, Goodman TR, Chen L. Diagnosis of Intussusception by Physician Novice Sonographers in the Emergency Department. Annals Of Emergency Medicine 2012, 60: 264-268. PMID: 22424652, PMCID: PMC3431911, DOI: 10.1016/j.annemergmed.2012.02.007.Peer-Reviewed Original ResearchConceptsPediatric emergency physiciansIleocolic intussusceptionEmergency physiciansUltrasonographic resultsUrban tertiary care children's hospitalPredictive valueBedside emergency department ultrasonographyTertiary care children's hospitalEmergency department ultrasonographyDiagnosis of intussusceptionProspective convenience sample studyLikelihood ratioNegative predictive valuePositive predictive valueConvenience sample studyBowel ultrasonographyMedian agePediatric EDChildren's HospitalUltrasonographic studyEmergency departmentObservational studyPhysician sonographersBedside studiesIntussusception
2007
Use of Ultrasound Measurement of the Inferior Vena Cava Diameter as an Objective Tool in the Assessment of Children with Clinical Dehydration
Chen L, Kim Y, Santucci KA. Use of Ultrasound Measurement of the Inferior Vena Cava Diameter as an Objective Tool in the Assessment of Children with Clinical Dehydration. Academic Emergency Medicine 2007, 14: 841-845. PMID: 17898246, DOI: 10.1197/j.aem.2007.06.040.Peer-Reviewed Original ResearchConceptsIVC/Ao ratioInferior vena cavaAo ratioInferior vena cava diameterUrban pediatric emergency departmentMean differenceUS measurementsProspective observational studyVena cava diameterPediatric emergency departmentWeight-matched controlsYears of ageIntravenous rehydrationClinical evidenceClinical dehydrationEmergency departmentVena cavaAssessment of childrenObservational studyDehydrated childrenUltrasonography measurementsUltrasound measurementsRank testObjective toolChildrenDiagnosis and Guided Reduction of Forearm Fractures in Children Using Bedside Ultrasound
Chen L, Kim Y, Moore CL. Diagnosis and Guided Reduction of Forearm Fractures in Children Using Bedside Ultrasound. Pediatric Emergency Care 2007, 23: 528-531. PMID: 17726410, DOI: 10.1097/pec.0b013e318128f85d.Peer-Reviewed Original ResearchConceptsPediatric emergency medicine physiciansForearm fracturesEmergency medicine physiciansBedside ultrasoundMedicine physiciansUltrasound-guided reductionUrban pediatric EDInitial success ratePediatric EDPostreduction radiographsRadiograph findingsCommon injuriesUltrasound findingsUltrasound guidanceForearm bonesUltrasound diagnosisPatientsStudy periodDiagnosisUltrasoundSuccess rateUltrasound unitFluoroscopy unitChildrenRadiographs
2005
Utility of Bedside Bladder Ultrasound Before Urethral Catheterization in Young Children
Chen L, Hsiao AL, Moore CL, Dziura JD, Santucci KA. Utility of Bedside Bladder Ultrasound Before Urethral Catheterization in Young Children. Pediatrics 2005, 115: 108-111. PMID: 15629989, DOI: 10.1542/peds.2004-0738.Peer-Reviewed Original ResearchConceptsPediatric emergency medicine physiciansAmount of urineUrethral catheterizationEmergency medicine physiciansBedside ultrasoundSufficient urineMedicine physiciansUrban pediatric emergency departmentIntervention phasePediatric emergency departmentPediatric emergency physiciansSuccess rateObservation phaseSimple noninvasive procedureSubsequent ultrasoundBladder ultrasoundFirst catheterizationUnsuccessful proceduresUrine cultureEmergency departmentIntervention periodInvasive testingEmergency physiciansCatheterizationUncomfortable procedure