Mesothelioma - A Rare Asbestos Disease Mesothelioma is a tumor that is found in the linings and tissues of certain organs. It can start in the lungs (pleural mesothelioma) or in the stomach lining (peritoneal mesothelioma). The exposure to asbestos is the main risk factor for mesothelioma. It can take https://vimeo.com/705051108