A Case of Unsuspected Peritoneal Mesothelioma Occurring with Colonic Adenocarcinoma Masquerading as Peritoneal Metastases
Figure 3
Immunohistochemical staining. (a, b) Adenocarcinoma stained with CK20, but not calretinin. (c, d) Malignant mesothelioma showed negative staining with CK20 and positive immunoreactivity with calretinin.
