Mesothelioma and Asbestosis Mesothelioma and asbestosis are two lung conditions that are connected to exposure to asbestos fibers. Mesothelioma, a cancerous disease is caused by asbestos fibers. Asbestosis is a non-cancerous lung condition that causes scarring. Both diseases have the same symptoms, including breathlessness. The doctors diagnose mesothelioma using tests, https://vimeo.com/705023638