Fig. 5
From: Anaplastic carcinoma in ovarian seromucinous cystic tumor of borderline malignancy
Microscopic and immunohistochemical mural nodule findings. a Hematoxylin and eosin-stained section showing dense, undifferentiated, polymorphic, and eosinophilic cells with hyperplasia in the mural nodule. b Mural nodule showing positive immunohistochemical staining for CAM5.2. c Mural nodule shows positive immunohistochemical staining for AE1/AE3. d Mural nodule showing positive immunohistochemical staining for vimentin