Mesothelioma Mesothelioma is a type of cancer, is found in the linings of organs. It most often affects the lungs (pleura) but can also affect the abdominal lining (peritoneum) and heart, as well as testicles. Exposure to asbestos fibres is the main cause of mesothelioma. Typically, symptoms don't appear until https://vimeo.com/704924480