Adnexal Tumors. a) Ascites fluid showing medium sized atypical cells with round nuclei (Papanicolaou staining, × 400). b) Microphotograph of female adnexal tumor of probable Wolffian origin. Proliferation of tumor cells in a sieve-like pattern is seen (hematoxylin–eosin staining, × 200). c, d) Touch-imprint preparation showing clusters of atypical cells with clear nucleoli in round nuclei (Papanicolaou staining, c; × 400, d; × 1000). A case of metastatic female adnexal tumor of probable Wolffian origin: Deshimaru R, Fukunaga T, Sato T, Morinaga S, Takahashi M - Gynecologic oncology reports (2014). Not altered. CC.