Immunohistochemical staining revealed cytokeratin-pan (++), vimentin (-), estrogen receptor (-), progesterone receptor (-), P16 (++), CK7 (++), Pax-8 (+), P53 (++), WT-1 (+), Ki67 (90%+), CK20 (-), and vimentin (-), which confirmed ovarian high-grade serous carcinoma. The gene discussed is VIM; the disease is serous adenocarcinoma.