Mesothelioma and Asbestosis Two lung diseases are linked to exposure to asbestos fibers mesothelioma and asbestosis. Mesothelioma is a cancerous illness is caused by asbestos fibers. Asbestosis is a non-cancerous lung condition that causes scarring. Both diseases share similar symptoms, such as breathlessness. Doctors diagnose mesothelioma using tests such as https://vimeo.com/704998227