Peritoneal Mesothelioma Not Caused by Asbestos Malignant peritoneal melanoma develops in the lining of the abdomen. It is less common than the pleural variant and more women suffer than men. The symptoms of peritoneal msothelioma could be vague, like abdominal discomfort, weight loss, constipation or diarrhoea. A mesothelioma specialist can
