Persistent Exertional Intolerance After COVID-19 Insights From Invasive Cardiopulmonary Exercise Testing
Singh I, Joseph P, Heerdt PM, Cullinan M, Lutchmansingh DD, Gulati M, Possick JD, Systrom DM, Waxman AB. Persistent Exertional Intolerance After COVID-19 Insights From Invasive Cardiopulmonary Exercise Testing. CHEST Journal 2021, 161: 54-63. PMID: 34389297, PMCID: PMC8354807, DOI: 10.1016/j.chest.2021.08.010.Peer-Reviewed Original ResearchConceptsInvasive cardiopulmonary exercise testingCardiopulmonary exercise testingCardiopulmonary diseaseExercise testingControl participantsPeak VOExertional limitationCOVID-19Greater ventilatory inefficiencyPeak cardiac indexSex-matched control participantsCohort of patientsSystemic oxygen extractionDead space ventilationOnly mild symptomsExertional intoleranceCardiac indexPulmonary hemodynamicsAcute infectionVentilatory inefficiencyExercise intolerancePathophysiologic mechanismsMild symptomsHyperventilatory responseOxygen extractionPulmonary Hypertension in Pregnancy
Singh I, Horn E, Haythe J. Pulmonary Hypertension in Pregnancy. Clinics In Chest Medicine 2021, 42: 91-99. PMID: 33541621, DOI: 10.1016/j.ccm.2020.10.006.Peer-Reviewed Original ResearchMeSH KeywordsFemaleHemodynamicsHumansHypertension, PulmonaryPregnancyPregnancy Complications, CardiovascularConceptsPulmonary hypertensionPH patientsHigh maternal morbiditySystemic hemodynamic alterationsImmediate postpartum periodPotential deleterious consequencesMaternal morbidityHemodynamic alterationsPostpartum periodPhysiologic changesPregnancyCardiopulmonary circulationHypertensionPatientsDeleterious consequencesMorbidityMortality