Mesothelioma Mesothelioma, a form of cancer, develops in the linings of organs. It is most commonly found in the lung (pleura) but it can also affect the abdominal lining (peritoneum) as well as the heart or testicles. Exposure to asbestos fibres can be the cause of mesothelioma. Typically, symptoms don't https://vimeo.com/704971098