Mesothelioma and Asbestosis Two lung diseases are related to asbestos fiber exposure: mesothelioma, and asbestosis. Mesothelioma, a cancerous disease is caused by asbestos fibers. Asbestosis is a non-cancerous lung disease that can cause scarring. Both diseases have the same symptoms, like breathlessness. Doctors diagnose mesothelioma using tests, such as a https://vimeo.com/704932896