Mesothelioma - A Rare Asbestos Disease Mesothelioma is a type of cancer that develops in the linings of certain organs. It can begin in the lung (pleural mesothelioma) or in the stomach liner (peritoneal mesothelioma). Asbestos exposure is an important risk factor for mesothelioma. It could take years for symptoms https://vimeo.com/704997596