2021
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 extraction
2018
Should Physicians New to a Case Counsel Patients and Their Families to Change Course at the End of Life?
Honiden S, Possick J. Should Physicians New to a Case Counsel Patients and Their Families to Change Course at the End of Life? The AMA Journal Of Ethic 2018, 20: e699-707. PMID: 30118419, DOI: 10.1001/amajethics.2018.699.Commentaries, Editorials and LettersConceptsGoals of careLife care optionsPhysician practice variationEnd of lifeAdvanced malignanciesCounsel patientsCritical illnessOncology patientsNew cancer therapiesCare discussionsIndividual patientsPractice variationCare plansComfort measuresPhysician objectionPatientsCare optionsPhysiciansCancer therapyClinical momentumPotential benefitsPrognosisMalignancyTherapyIllnessA Young Man With Hemoptysis and Cavitary Lung Lesions
Brady VA, Zinchuk AV, Siegel MD, Possick JD. A Young Man With Hemoptysis and Cavitary Lung Lesions. CHEST Journal 2018, 153: e85-e88. PMID: 29626974, PMCID: PMC6026285, DOI: 10.1016/j.chest.2017.09.018.Peer-Reviewed Case Reports and Technical NotesConceptsBacillus Calmette-Guérin (BCG) vaccineCavitary lung lesionsPrior cigarette smokingCalmette-Guérin vaccineHistory of alcoholIntermittent hemoptysisNight sweatsCigarette smokingMusculoskeletal symptomsLung lesionsMild fatigueDrug useWeight lossHemoptysisYoung menMenDyspneaRashMedicationsSmokingFeverVaccineLesionsSymptomsMonths
2008
Effect of Variation in CHI3L1 on Serum YKL-40 Level, Risk of Asthma, and Lung Function
Ober C, Tan Z, Sun Y, Possick JD, Pan L, Nicolae R, Radford S, Parry RR, Heinzmann A, Deichmann KA, Lester LA, Gern JE, Lemanske RF, Nicolae DL, Elias JA, Chupp GL. Effect of Variation in CHI3L1 on Serum YKL-40 Level, Risk of Asthma, and Lung Function. New England Journal Of Medicine 2008, 358: 1682-1691. PMID: 18403759, PMCID: PMC2629486, DOI: 10.1056/nejmoa0708801.Peer-Reviewed Original ResearchMeSH KeywordsAdipokinesAdolescentAdultAgedAged, 80 and overAsthmaBiomarkersBronchial HyperreactivityCase-Control StudiesChildChitinase-3-Like Protein 1FemaleFounder EffectGenetic Predisposition to DiseaseGenotypeGlycoproteinsHumansLectinsMaleMiddle AgedPhenotypePolymorphism, Single NucleotidePulmonary VentilationConceptsSerum YKL-40 levelsYKL-40 levelsLung functionYears of ageBronchial hyperresponsivenessPulmonary functionSingle nucleotide polymorphismsYKL-40Elevated serum YKL-40 levelsBirth cohortChitinase-like protein YKL-40Presence of asthmaProtein YKL-40Risk of asthmaPromoter single nucleotide polymorphismsEuropean descentSubepithelial basement membraneCase-control populationCase patientsAsthma statusAsthmaHigh riskChitinase 3Same single nucleotide polymorphismCHI3L1