Mesothelioma - A Rare Asbestos Disease Mesothelioma is a type of cancer that is found in the linings of certain organs. It can begin in the lungs (pleural mesothelioma) or the stomach liner (peritoneal mesothelioma). Asbestos exposure is the primary risk factor for mesothelioma. After exposure, symptoms may be delayed https://vimeo.com/704940810