Fig. 2From: Pathologically confirmed brain metastases from primary uterine cervical tumors: two cases and a literature reviewPathology of a metastatic brain tumor from CC, which shows poorly differentiated adenocarcinoma with neuroendocrine differentiation. a Hematoxylin and eosin staining, × 20. Immunohistochemical staining showed strong, positive signals for CK7 (b), CK20 (c), P16 (d), P40 (e), and TTF-1 (f), × 20Back to article page