Mesothelioma and Asbestosis Two lung diseases are connected to exposure to asbestos fibers mesothelioma and asbestosis. Mesothelioma is a type of cancer and asbestosis is a noncancerous disease that causes scarring and stiffness in the lungs. Both diseases share similar symptoms, such as breathlessness. Doctors diagnose mesothelioma using tests like https://vimeo.com/703523003