Mesothelioma - A Rare Asbestos Disease Mesothelioma is a type of cancer that develops in the linings of various organs. It can begin in the lungs (pleural mesothelioma) or the stomach liner (peritoneal mesothelioma). Exposure to asbestos is a major risk factor for mesothelioma. It could take years for symptoms https://vimeo.com/704727222