Mesothelioma Mesothelioma, a form of cancer, occurs in the organ linings. It usually affects the lung (pleura) but can also affect the abdomen's lining (peritoneum), heart or testicles. Exposure to asbestos fibres is the main cause mesothelioma. Typically, symptoms don't appear until decades after exposure. Symptoms Mesothelioma is a rare https://vimeo.com/704938095