Mesothelioma - A Rare Asbestos Disease Mesothelioma is a cancer that develops in the linings of certain organs. It can begin in the lungs (pleural mesothelioma) or in the stomach liner (peritoneal mesothelioma). Exposure to asbestos is the main risk factor for mesothelioma. It can take decades for symptoms to https://vimeo.com/704718308