Mesothelioma and Asbestosis Two lung diseases are linked to asbestos fiber exposure mesothelioma and asbestosis. Mesothelioma is a kind of cancer and asbestosis is a non-cancerous illness that causes stiffness and scarring in the lungs. Both diseases share similar symptoms, like shortness of breath. Doctors diagnose mesothelioma by running tests, https://vimeo.com/704936566