The Prevalence and Burden of Interstitial Lung Diseases in the United States

Interstitial lung diseases (ILDs) are a heterogeneous group of diseases ( i.e. idiopathic interstitial pneumonia, autoimmune ILDs, environmental exposure-related ILDs, sarcoidosis) but share several common clinical and pathophysiological features [1, 2]. ILDs are associated with significant morbidity, mortality and increased financial burden [3, 4]. Footnotes This manuscript has recently been accepted for publication in the ERJ Open Research . It is published here in its accepted form prior to copyediting and typesetting by our production team. After these production processes are complete and the authors have approved the resulting proofs, the article will move to the latest issue of the ERJOR online. Please open or download the PDF to view this article. Conflict of interest: Dr. Jeganathan has nothing to disclose. Conflict of interest: Dr. Sathananthan has nothing to disclose.