Fig. 2From: Ectopic ACTH secretion (EAS) associated to a well-differentiated peritoneal mesothelioma: case reportImmunohistochemistry. (a) A biopsy specimen showing a papillary pattern of the tumor and the absence of mitosis. (b)There is diffuse positivity for ACTH. Biopsy specimen positive to Calretinin (c) y thrombomodulin (d), supporting the diagnosis of mesotheliomaBack to article page