Mesothelioma and Asbestosis Two lung diseases are connected to asbestos fiber exposure: 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 have similar symptoms, including shortness of breath. Doctors diagnose mesothelioma using tests like a https://vimeo.com/704978824