Mesothelioma and Asbestosis Two lung diseases are related to asbestos fiber exposure mesothelioma and asbestosis. Mesothelioma is a cancerous condition is caused by asbestos fibers. Asbestosis is a non-cancerous lung disease that causes scarring. Both diseases have the same symptoms, like breathlessness. The doctors diagnose mesothelioma using tests, which include https://vimeo.com/705001904