The Metropolitan D.C. Thoracic Society (MDCTS) is a recognized chapter of the American Thoracic Society, serving the greater Washington DC community. For more information, seehttp://www.thoracic.org/chapters/thoracic-society-chapters/dc/For 2020 Case Report and Research Abstracts, click here:https://www.dropbox.com/s/56vnvixm15t08xx/2016.MDCTS.ResearchAbstracts.FINAL.pdf?dl=0