Mesothelioma and Asbestosis Mesothelioma and asbestosis are two lung diseases linked to exposure to asbestos fibers. Mesothelioma is a kind of cancer and asbestosis is a noncancerous disease that causes stiffness and scarring in the lungs. Both diseases share similar symptoms, including shortness of breath. Doctors diagnose mesothelioma by testing, https://vimeo.com/705029403