Mesothelioma - A Rare Asbestos Disease Mesothelioma is a tumor that is found in the tissues and linings of certain organs. It can begin in the lung (pleural mesothelioma) or in the stomach lining (peritoneal mesothelioma). Asbestos exposure is the most significant risk factor for mesothelioma. It could take years https://vimeo.com/703531559