2006
Adaptive servo-ventilation in patients with idiopathic Cheyne-Stokes breathing.
Banno K, Okamura K, Kryger MH. Adaptive servo-ventilation in patients with idiopathic Cheyne-Stokes breathing. Journal Of Clinical Sleep Medicine 2006, 2: 181-6. PMID: 17557493, DOI: 10.5664/jcsm.26514.Peer-Reviewed Original ResearchConceptsContinuous positive airway pressureCheyne-Stokes breathingHours of sleepHeart failureBreathing patternCentral sleep apneaPositive airway pressurePeriodic breathing patternAbnormal breathing patternsSerious medical problemSubjective daytime alertnessAbnormal breathing eventsAirway pressureRenal failureMedical illnessSleep apneaStokes breathingDaytime alertnessEffective treatmentPatientsSleep respirationBreathing eventsMedical problemsDaytime performanceBreathing
1995
Irregular breathing during sleep in patients with panic disorder
Stein M, Millar T, Larsen D, Kryger M. Irregular breathing during sleep in patients with panic disorder. American Journal Of Psychiatry 1995, 152: 1168-1173. PMID: 7625465, DOI: 10.1176/ajp.152.8.1168.Peer-Reviewed Original ResearchConceptsHealthy comparison subjectsPanic disorderComparison subjectsIrregular breathingSleep panic attacksSubgroup of patientsMedication-free patientsNocturnal breathing patternsNocturnal breathingSleep breathingNight of sleepRespiratory irregularitiesTidal volumeVentilatory variabilityBreathing patternPatientsAwake statePanic attacksSubtle disordersBreathingDisordersSleepSleep samplesPossible relationshipSubjects
1994
Ventilatory Instability in Patients With Congestive Heart Failure and Nocturnal Cheyne-Stokes Breathing
Ahmed M, Serrette C, Kryger M, Anthonisen N. Ventilatory Instability in Patients With Congestive Heart Failure and Nocturnal Cheyne-Stokes Breathing. Sleep 1994, 17: 527-534. PMID: 7809566, DOI: 10.1093/sleep/17.6.527.Peer-Reviewed Original ResearchConceptsCongestive heart failureCheyne-Stokes breathingAir-breathing controlsShort-term potentiationHeart failureCirculatory delayAge-matched normalsEnd-tidal CO2Air-breathing levelsAlveolar hypoxiaCHF patientsHyperoxic ventilationVentilatory instabilityVentilatory patternHypoxic hyperventilationPatient ventilationBreathing controlBreathing patternPatientsHyperoxiaVentilationHypoxiaProlonged circulation timeCompared resultsBrief exposure
1992
Short Technical Note: Quantification of Periodic Breathing: Preliminary Studies
Millar T, Hanly P, Kryger M. Short Technical Note: Quantification of Periodic Breathing: Preliminary Studies. Sleep 1992, 15: 364-370. PMID: 1519013, DOI: 10.1093/sleep/15.4.364.Peer-Reviewed Original ResearchConceptsApnea/hypopnea indexPeriodic breathingHypopnea indexBreathing patternPattern abnormalitiesHeart failure patientsCheyne-Stokes respirationNight sleep studiesApnea indexFailure patientsPatient populationIndividual patientsSleep studiesPeriodicity indexSleep laboratoryBreathingPatientsAbnormalitiesSleepSpectral analytic techniquesFuture studiesHigh correlationPreliminary studyIndexApnea
1991
Cheyne-Stokes respiration: Stability of interacting systems in heart failure.
Kryger M, Millar T. Cheyne-Stokes respiration: Stability of interacting systems in heart failure. Chaos An Interdisciplinary Journal Of Nonlinear Science 1991, 1: 265-269. PMID: 12779924, DOI: 10.1063/1.165839.Peer-Reviewed Original Research
1987
Snoring in Normal Young Adults: Prevalence in Sleep Stages and Associated Changes in Oxygen Saturation, Heart Rate, and Breathing Pattern
Perez-Padilla J, West P, Kryger M. Snoring in Normal Young Adults: Prevalence in Sleep Stages and Associated Changes in Oxygen Saturation, Heart Rate, and Breathing Pattern. Sleep 1987, 10: 249-253. PMID: 3629087, DOI: 10.1093/sleep/10.3.249.Peer-Reviewed Original ResearchConceptsHeart rateContinuous snoringSleep stagesOxygen saturationPrevalence of snoringSignificant O2 desaturationMean heart rateNormal young adultsMean SaO2O2 desaturationDifferent pathogenesisDifferent sleep stagesNormal subjectsBreathing patternLight snorersBreathing frequencySnoringArrhythmiasYoung adultsPrevalenceStage 3Same sleep stageStage 2Associated ChangesSubjectsOxygenation and Breathing Pattern During Phasic and Tonic REM in Patients with Chronic Obstructive Pulmonary Disease
George C, West P, Kryger M. Oxygenation and Breathing Pattern During Phasic and Tonic REM in Patients with Chronic Obstructive Pulmonary Disease. Sleep 1987, 10: 234-243. PMID: 3629085, DOI: 10.1093/sleep/10.3.234.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseObstructive pulmonary diseaseTonic REMPhasic REMBreathing patternOxygen desaturationPulmonary diseaseSevere chronic obstructive pulmonary diseaseBreathing pattern changesAwake SaO2Nadir SaO2Total REMRespiratory neuronsMore desaturationMotor neuronsOxygen saturationREM sleepSaO2SaO2 differenceTransient decreaseRespiratory amplitudeNight studiesSleepDesaturationPatients
1986
Alteration in Breathing Pattern with Progression of Chronic Obstructive Pulmonary Disease1,2
Loveridge B, West P, Kryger M, Anthonisen N. Alteration in Breathing Pattern with Progression of Chronic Obstructive Pulmonary Disease1,2. American Journal Of Respiratory And Critical Care Medicine 1986, 134: 930-934. PMID: 3777689, DOI: 10.1164/arrd.1986.134.5.930.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseRespiratory failureSevere groupBreathing patternRespiratory inductance plethysmographStable chronic obstructive pulmonary diseaseRespiratory failure groupChronic obstructive pulmonaryObstructive pulmonary diseaseSignificant decreaseVT/TISeverity of diseasePulmonary diseaseAcute reliefFailure groupSupplemental O2Minute ventilationVentilatory controlTidal volumeModerate groupMechanical abnormalitiesInductance plethysmographBreathing frequencySeated positionFEV1
1985
Sleep in Restrictive Lung Disorders
Kryger M. Sleep in Restrictive Lung Disorders. Clinics In Chest Medicine 1985, 6: 675-677. PMID: 3853479, DOI: 10.1016/s0272-5231(21)00404-4.Peer-Reviewed Original ResearchBreathing during Sleep in Patients with Interstitial Lung Disease1–3
Perez-Padilla R, West P, Lertzman M, Kryger M. Breathing during Sleep in Patients with Interstitial Lung Disease1–3. American Journal Of Respiratory And Critical Care Medicine 1985, 132: 224-9. PMID: 2411177, DOI: 10.1164/arrd.1985.132.2.224.Peer-Reviewed Original ResearchConceptsInterstitial lung diseaseTi/TtotControl subjectsSleep qualityREM sleepRapid shallow breathing patternSex-matched control subjectsIncidence of snoringShallow breathing patternIncidence of apneaPoor sleep qualityAwake SaO2Lung diseaseExpiratory timeInspiratory timeLung reflexesOxygen saturationGreater abnormalitiesNREM sleepSleep structureHypopnea periodsBreathing patternPatientsVolume indexSleep
1984
Breathing Patterns in Patients with Chronic Obstructive Pulmonary Disease1,2
Loveridge B, West P, Anthonisen N, Kryger M. Breathing Patterns in Patients with Chronic Obstructive Pulmonary Disease1,2. American Journal Of Respiratory And Critical Care Medicine 1984, 130: 730-3. PMID: 6497155, DOI: 10.1164/arrd.1984.130.5.730.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseCOPD groupRespiratory inductance plethysmographRib cageStable chronic obstructive pulmonary diseaseSex-matched control subjectsChronic obstructive pulmonaryObstructive pulmonary diseaseTi/TtotCOPD patientsMean PaO2Pulmonary diseaseControl subjectsMinute ventilationExpiratory timeInspiratory flowSitting positionTidal volumeNormal subjectsBreathing patternInductance plethysmographPatientsRespiratory cycleMean numberNeural control
1978
Excessive Polycythemia of High Altitude: Role of Ventilatory Drive and Lung Disease1–3
Kryger M, McCullough R, Doekel R, Collins D, Weil J, Grover R. Excessive Polycythemia of High Altitude: Role of Ventilatory Drive and Lung Disease1–3. American Journal Of Respiratory And Critical Care Medicine 1978, 118: 659-666. PMID: 707889, DOI: 10.1164/arrd.1978.118.4.659.Peer-Reviewed Original ResearchConceptsCause of hypoxemiaExcessive polycythemiaPolycythemic patientsTidal volumeNormal subjectsExcessive hypoxemiaChemical driveAbnormal breathing patternsAlveolar-arterial differenceSmall tidal volumesHigh-altitude residentsRespiratory QuestionnaireSpirometric featuresHypoxic depressionVentilatory driveLung diseaseControl subjectsVentilatory responseMinute ventilationNormal lungBreathing patternHypoxemiaPatientsPolycythemiaDead spaceImpaired Oxygenation During Sleep in Excessive Polycythemia of High Altitude: Improvement with Respiratory Stimulation
Kryger M, Glas R, Jackson D, McCullough R, Scoggin C, Grover R, Weil J. Impaired Oxygenation During Sleep in Excessive Polycythemia of High Altitude: Improvement with Respiratory Stimulation. Sleep 1978, 1: 3-17. PMID: 756057, DOI: 10.1093/sleep/1.1.3.Peer-Reviewed Original ResearchConceptsMedroxyprogesterone acetatePolycythemic patientsSevere hypoxemiaExcessive polycythemiaDouble-blind crossover trialMean lowest SaO2REM stage sleepDegree of hypoxemiaHigh-altitude residentsAwake SaO2Nocturnal SaO2Sleep hypoxemiaStage sleepImpaired oxygenationCrossover trialMean SaO2Lowest SaO2Control subjectsHypoxemiaTherapeutic effectOxygen saturationExcessive hypoxemiaSaO2Breathing patternPatients