Mesothelioma Mesothelioma is a type of cancer, occurs in the linings covering organs. It is most commonly found in the lungs (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 https://vimeo.com/704982298