Mesothelioma - A Rare Asbestos Disease Mesothelioma is a cancer that is found in the linings of certain organs. It can start in the lung (pleural mesothelioma) or in the stomach the lining (peritoneal mesothelioma). Exposure to asbestos is the main risk factor for mesothelioma. After exposure, symptoms may take https://vimeo.com/705000694