Mesothelioma Mesothelioma is a form of cancer that grows in the linings of organs. It most often affects the lungs (pleura) but it can also affect the abdomen's lining (peritoneum) and heart, as well as testicles. Exposure to asbestos fibres is the main cause mesothelioma. Typically, symptoms don't appear until https://vimeo.com/704988825