2019
Oral injuries in children less than 24 months of age in a pediatric emergency department
Woolf SM, Leventhal JM, Gaither JR, Hardikar P, Langhan ML, Bechtel K, Auerbach MA, Tiyyagura G. Oral injuries in children less than 24 months of age in a pediatric emergency department. Child Abuse & Neglect 2019, 89: 70-77. PMID: 30639971, DOI: 10.1016/j.chiabu.2019.01.006.Peer-Reviewed Original ResearchConceptsPediatric emergency departmentOral injuriesChief complaintEmergency departmentAbuse evaluationsTertiary care pediatric emergency departmentMedical chief complaintsMonths old presentingPediatric emergency medicine physiciansProspective observational studyComplete oral examinationEmergency medicine physiciansMonths of ageYoung childrenOld presentingPatient demographicsInjury detailsChildren 12Children 0Observational studyOral examinationMedicine physiciansNon-mobile childrenInjuryPatients
2016
Respiratory depression detected by capnography among children in the postanesthesia care unit: a cross‐sectional study
Langhan ML, Li FY, Lichtor JL. Respiratory depression detected by capnography among children in the postanesthesia care unit: a cross‐sectional study. Pediatric Anesthesia 2016, 26: 1010-1017. PMID: 27396979, DOI: 10.1111/pan.12965.Peer-Reviewed Original ResearchConceptsPostanesthesia care unitCross-sectional studyRespiratory depressionPulse oximetryOxygen desaturationCare unitSupplemental oxygenTertiary care hospitalNarcotic medicationsCapnography monitoringCare hospitalRoutine careHealthy childrenMedication administrationPatient interventionsOutcome measuresHypoventilationApneaCapnography monitorPatientsVital signsCapnographyPatient safetyOximetryIntervention
2013
Acute Alcohol Intoxication in Adolescents: Frequency of Respiratory Depression
Langhan ML. Acute Alcohol Intoxication in Adolescents: Frequency of Respiratory Depression. Journal Of Emergency Medicine 2013, 44: 1063-1069. PMID: 23485262, DOI: 10.1016/j.jemermed.2012.11.041.Peer-Reviewed Original ResearchConceptsAcute alcohol intoxicationRespiratory depressionAlcohol intoxicationAlcohol levelsProspective observational pilot studyEpisodes of hypoventilationIncidence of hypoventilationMean alcohol levelsObservational pilot studySerious adverse effectsPercent of subjectsHours of intoxicationYears of ageEffects of alcoholOxygen desaturationPatients 14Younger patientsHypoventilationLow dosesSecondary objectiveVital signsAdult counterpartsPatient safetyPilot studyIntoxication
2012
Diagnosis 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
2011
Detection of Hypoventilation by Capnography and Its Association With Hypoxia in Children Undergoing Sedation With Ketamine
Langhan ML, Chen L, Marshall C, Santucci KA. Detection of Hypoventilation by Capnography and Its Association With Hypoxia in Children Undergoing Sedation With Ketamine. Pediatric Emergency Care 2011, 27: 394-397. PMID: 21494162, DOI: 10.1097/pec.0b013e318217b538.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnesthetics, DissociativeCapnographyCarbon DioxideChildChild, PreschoolConscious SedationDiagnosis, DifferentialFemaleFollow-Up StudiesHumansHypoventilationHypoxiaInfantInjections, IntravenousIntensive Care Units, PediatricKetamineMaleProspective StudiesReproducibility of ResultsYoung AdultConceptsPercent of subjectsPulse oximetryRespiratory ratePersistent decreaseEnd-tidal carbon dioxide levelsDetection of hypoventilationPediatric emergency departmentStandard monitoring practicesIntravenous ketamineEmergency departmentTidal volumeHeart rateSedationHypoventilationTransient decreaseKetamineOximetryCapnographyHypoxiaFurther studiesMidazolamChildrenFrequency of hypoxiaRoutine monitoringSubjects
2010
Use of Bedside Ultrasound to Assess Degree of Dehydration in Children With Gastroenteritis
Chen L, Hsiao A, Langhan M, Riera A, Santucci KA. Use of Bedside Ultrasound to Assess Degree of Dehydration in Children With Gastroenteritis. Academic Emergency Medicine 2010, 17: 1042-1047. PMID: 21040104, PMCID: PMC3058669, DOI: 10.1111/j.1553-2712.2010.00873.x.Peer-Reviewed Original ResearchMeSH KeywordsAortaChildChild, PreschoolCohort StudiesDehydrationDiarrheaEmergency Service, HospitalFemaleFluid TherapyGastroenteritisHemodynamicsHumansInfantInfusions, IntravenousLinear ModelsMaleObserver VariationPilot ProjectsPoint-of-Care SystemsProspective StudiesReproducibility of ResultsSeverity of Illness IndexUltrasonography, DopplerVena Cava, InferiorConceptsInferior vena cavaIVC/Ao ratioPediatric emergency departmentAo diametersAcute gastroenteritisAo ratioBedside ultrasound measurementAcute weight lossProspective observational studyResolution of symptomsAorta diameter ratioAcute care settingInterrater reliabilityPairs of investigatorsPearson correlation coefficientSignificant dehydrationGood interrater reliabilityEmergency departmentIntravascular volumeBedside USVena cavaBedside ultrasoundObservational studyCare settingsProspective identification
2008
Quantitative End-Tidal Carbon Dioxide in Acute Exacerbations of Asthma
Langhan ML, Zonfrillo MR, Spiro DM. Quantitative End-Tidal Carbon Dioxide in Acute Exacerbations of Asthma. The Journal Of Pediatrics 2008, 152: 829-832. PMID: 18492526, DOI: 10.1016/j.jpeds.2007.11.032.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAdolescentAdultAsthmaCarbon DioxideChildChild, PreschoolFemaleHumansInfantMaleProspective StudiesConceptsAcute exacerbationEnd-tidal carbon dioxidePediatric emergency departmentBronchodilator treatmentEmergency departmentControl subjectsSeverity of asthmaHealthy control subjectsHospital admissionPhysical examinationMetabolic disturbancesAsthmaExacerbationRespiratory rateVital signsPatientsChildrenTreatmentSeveritySubjectsDepartmentAdmission