Mesothelioma Mesothelioma is a form of cancer that develops in the linings that surround organs. It is most commonly found in the lungs (pleura) but can also affect the lining of the abdomen (peritoneum) and heart, as well as testicles. Mesothelioma is caused by asbestos fibre exposure. Typically, symptoms don't https://vimeo.com/705056297