Fig. 25.41 (A) Uniform population of neoplastic ductal cells in aspirate from an elderly woman (Papanicolaou x MP). (B) Plasmacytoid appearance of
neoplastic ductal cells in an aspirate from a breast carcinoma in an elderly woman (Diff-Quik x HP). (C) Corresponding tissue demonstrating uniform appearance
of the neoplastic cells (H&E x MP).