Parth M. Rali, MD, FCCP, Director of the Temple Health Pulmonary Embolism Response Team (PERT) Program, Section Temple Lung PVD Program, provided perspective for a Medscape article on new data on the TETON-1 study presented at the ATS International Conference and simultaneously published in The New England Journal of Medicine. The phase-3 study found the use of inhaled treprostinil significantly preserved lung function in adults with idiopathic pulmonary fibrosis (IPF). Rali was a site investigator of the study.