Exertional hypoxemia is more severe in fibrotic interstitial lung disease than in COPD.
Jean P Du PlessisSenan FernandesRakin JamalPat CampKerri JohannsonMichele SchaefferPearce G WilcoxJordan A GuenetteChristopher J RyersonPublished in: Respirology (Carlton, Vic.) (2017)
Patients with fibrotic ILD have greater oxygen desaturation during 6MWT compared to patients with COPD when adjusting for demographic features and pulmonary physiology. These findings suggest the need for disease-specific studies to evaluate the potential utility of ambulatory oxygen in fibrotic ILD.