Malignant pheochromocytoma with cerebral and skull metastasis: A case report and literature review

Figure 2 Histopathological appearances of the left temporal lobe mass. A: The extracranial part (the musculi temporalis) of the gross surgical specimen; B: The intracranial part (the epidural mass with adhered temporal bone) is showed; C: Neoplastic cells arranged in a nested and trabecular fashion and surrounded by a labyrinth of capillaries are demonstrated (hematoxylin and eosin, × 40); D: Hematoxylin and eosin, × 100; E: Hematoxylin and eosin, × 400; F: Immunohistochemical analysis revealed strong diffuse immunoreactivity for CgA.