Mesothelioma Mesothelioma is a form of cancer, occurs in the linings covering organs. It most often affects the lung (pleura) but it can also affect the abdomen's lining (peritoneum) as well as the heart or testicles. Mesothelioma is a result of asbestos fibre exposure. Typically, symptoms don't appear until decades https://vimeo.com/705052627