Low-grade salivary gland carcinomas with high (A-C) and low accuracy (D-F). (A) Low-grade mucoepidermoid carcinoma. (B, C) Acinic cell carcinoma. (D) Epithelial-myoepithelial carcinoma with somewhat irregular organization within a cluster of cells. (E) Epithelial-myoepithelial carcinoma with single cells, some with nuclear hyperchromasia. (F) Acinic cell carcinoma exhibiting a large, irregularly shaped cluster. (A, C-F, Papanicolaou stain, original magnification ×400; B, Diff Quik, original magnification ×400.)