2021
A neutrophil activation signature predicts critical illness and mortality in COVID-19
Meizlish ML, Pine AB, Bishai JD, Goshua G, Nadelmann ER, Simonov M, Chang CH, Zhang H, Shallow M, Bahel P, Owusu K, Yamamoto Y, Arora T, Atri DS, Patel A, Gbyli R, Kwan J, Won CH, Dela Cruz C, Price C, Koff J, King BA, Rinder HM, Wilson FP, Hwa J, Halene S, Damsky W, van Dijk D, Lee AI, Chun HJ. A neutrophil activation signature predicts critical illness and mortality in COVID-19. Blood Advances 2021, 5: 1164-1177. PMID: 33635335, PMCID: PMC7908851, DOI: 10.1182/bloodadvances.2020003568.Peer-Reviewed Original ResearchConceptsCritical illnessHealth system databaseNeutrophil activationCOVID-19Neutrophil activation signatureSevere COVID-19Intensive care unitGranulocyte colony-stimulating factorHigh mortality rateColony-stimulating factorSystem databaseHepatocyte growth factorClinical decompensationNeutrophil countImmune hyperactivationCare unitEarly elevationLipocalin-2Interleukin-8Longitudinal cohortClinical dataMortality ratePatientsIllnessActivation signature
2015
Gender differences in sleep disordered breathing: implications for therapy
Won C, Guilleminault C. Gender differences in sleep disordered breathing: implications for therapy. Expert Review Of Respiratory Medicine 2015, 9: 221-231. PMID: 25739831, DOI: 10.1586/17476348.2015.1019478.Peer-Reviewed Original ResearchConceptsObstructive sleep apneaSleep-disordered breathingSeverity of OSAUpper airway functionGender-related differencesAirway functionEndothelial dysfunctionLung functionComorbid conditionsSleep apneaTreatment optionsRespiratory stabilityImproved outcomesGender differencesGreater riskAdverse effectsWomenLimited dataAge increasesBreathingFemale presentationsHypertensionApneaAirwayPregnancy
2014
Sleep in Patients with Restrictive Lung Disease
Won CH, Kryger M. Sleep in Patients with Restrictive Lung Disease. Clinics In Chest Medicine 2014, 35: 505-512. PMID: 25156766, DOI: 10.1016/j.ccm.2014.06.006.ChaptersConceptsRestrictive lung diseaseLung diseaseObesity hypoventilation syndromeInterstitial lung diseasePathophysiology of sleepImpact of treatmentOverall prognosisVentilatory defectHypoventilation syndromeImpaired ventilationDaytime fatigueSleep disruptionRelated symptomsSleep disordersSleep qualityDiffusion impairmentNeuromuscular diseaseDiseasePatientsPathophysiologySleepHypoxemiaHypercarbiaPrognosisDysfunction
2012
Severe obstructive sleep apnea increases mortality in patients with ischemic heart disease and myocardial injury
Won CH, Chun HJ, Chandra SM, Sarinas PS, Chitkara RK, Heidenreich PA. Severe obstructive sleep apnea increases mortality in patients with ischemic heart disease and myocardial injury. Sleep And Breathing 2012, 17: 85-91. PMID: 22294346, DOI: 10.1007/s11325-012-0653-y.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngina, UnstableBody Mass IndexCause of DeathCohort StudiesComorbidityContinuous Positive Airway PressureEchocardiographyFemaleFollow-Up StudiesHeart FailureHumansKaplan-Meier EstimateMaleMiddle AgedMyocardial InfarctionMyocardial IschemiaPatient CompliancePolysomnographyPrognosisRiskRisk FactorsSleep Apnea, ObstructiveSurvival AnalysisTroponin IConceptsSevere obstructive sleep apneaObstructive sleep apneaIschemic heart diseaseSleep apneaMyocardial injuryHeart diseaseOSA groupMild-moderate obstructive sleep apneaModerate obstructive sleep apneaPrevious myocardial injuryAdjusted hazard ratioRetrospective cohort studyConsecutive OSA patientsElevated troponin levelsSevere OSA groupRisk of deathDose-dependent impactCohort studyHazard ratioOSA patientsOSA severityTroponin levelsConclusionsThe severityRisk stratificationCardiac patients