Mesothelioma and Asbestosis Two lung diseases are related to exposure to asbestos fibers: mesothelioma, and asbestosis. Mesothelioma is a cancerous illness is caused by asbestos fibers. Asbestosis is a non-cancerous lung disease that can cause scarring. Both diseases have similar symptoms, including shortness of breath. Doctors diagnose mesothelioma by testing https://vimeo.com/705036847