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