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
Improving Detection by Pediatric Residents of Endotracheal Tube Dislodgement with Capnography: A Randomized Controlled Trial
Langhan ML, Auerbach M, Smith AN, Chen L. Improving Detection by Pediatric Residents of Endotracheal Tube Dislodgement with Capnography: A Randomized Controlled Trial. The Journal Of Pediatrics 2012, 160: 1009-1014.e1. PMID: 22244462, DOI: 10.1016/j.jpeds.2011.12.012.Peer-Reviewed Original ResearchConceptsPediatric residentsEndotracheal tubeIntervention groupPulse oximetryStandard monitoringPercent of subjectsEndotracheal tube dislodgementSecondary outcomesControlled TrialsPrimary outcomeIntubated patientsTube dislodgementClinical experienceControl groupCapnographyPatient safetyDislodgementDidactic sessionsPostgraduate yearPatient simulatorOximetrySubjectsOutcomesGroupResidents
2011
A Randomized Controlled Trial of Capnography in the Correction of Simulated Endotracheal Tube Dislodgement
Langhan ML, Ching K, Northrup V, Alletag M, Kadia P, Santucci K, Chen L. A Randomized Controlled Trial of Capnography in the Correction of Simulated Endotracheal Tube Dislodgement. Academic Emergency Medicine 2011, 18: 590-596. PMID: 21676056, PMCID: PMC3117244, DOI: 10.1111/j.1553-2712.2011.01090.x.Peer-Reviewed Original ResearchConceptsEndotracheal tubePulse oximetryStandard monitoringAddition of capnographyStandard monitoring groupPercent of subjectsEndotracheal tube dislodgementLife-threatening consequencesCapnography groupIntubated babiesSecondary outcomesPrimary outcomeAirway problemsControlled TrialsIntubated patientsMedian timeTube dislodgementPhysical examinationInterfacility transportPrehospital providersCapnographyPatientsDislodgementOximetryMonitoring groupDetection 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
2009
Portable Spirometry During Acute Exacerbations of Asthma in Children
Langhan ML, Spiro DM. Portable Spirometry During Acute Exacerbations of Asthma in Children. Journal Of Asthma 2009, 46: 122-125. PMID: 19253115, DOI: 10.1080/02770900802460522.Peer-Reviewed Original ResearchConceptsAcute exacerbationPediatric emergency departmentPortable spirometryEmergency departmentClinical signsAirway obstructionExpiratory volumeClinical scoresExpiratory flowUrban pediatric emergency departmentCorrelation of spirometryHistory of asthmaAssessment of asthmaPeak expiratory flowPercent of subjectsYears of ageBronchodilator treatmentMedian ageVital capacitySpirometryExacerbationOxygen saturationAsthmaRespiratory rateVital signs