Oncocytoma of the Submandibular Gland: Diagnosis and Treatment Based on Clinicopathology

Figure 1

Imaging and cytopathology of the submandibular oncocytoma. (a) CT scan showing a well-circumscribed mass (1.6 × 1.3 cm) at the right submandibular space; (b)–(d) FNA of the mass showing clusters of polygonal eosinophilic epithelial cells with low N/C ratio, round nuclei, and prominent nucleoli ((b) Diff-Quik, ×400; (c) pap smear, ×400; and (d) cell block, ×400 (inset, ×600)).

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