Mesothelioma and Asbestosis Mesothelioma and asbestosis are two lung conditions that are connected to exposure to asbestos fibers. Mesothelioma is a form 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 by https://vimeo.com/704887185