Asbestos / Mesothelioma, Mesothelioma News Rare genetic cause of peritoneal mesothelioma points to targeted therapy By Asbestos / Mesothelioma News From Medical News Today September 15, 2017 September 15, 2017 Mesothelioma News Mesothelioma is a rare and aggressive tumor that, in many cases, results from exposure to asbestos. Rare genetic cause of peritoneal mesothelioma points to targeted therapy Pneumoconiosis: The risk of breathing in dust