Adenoma [Disease/Finding] Mesothelioma [Disease/Finding] M0013485 Mesothelioma D008654 Mesothelioma 62064005 A tumor derived from mesothelial tissue (peritoneum, pleura, pericardium). It appears as broad sheets of cells, with some regions containing spindle-shaped, sarcoma-like cells and other regions showing adenomatous patterns. Pleural mesotheliomas have been linked to exposure to asbestos. (Dorland, 27th ed) N0000002003 1024487 C4184 C0025500 Neoplasms, Mesothelial [Disease/Finding]