Pathologic Quiz Case 1
Anna M. Pou, MD, Eugene N. Myers, MD, Pittsburgh, Pa
A 79-YEAR-OLD man presented with a 1-year history of a right parotid mass. His surgical history was significant for an excision of a similar mass in the right parotid gland 9 years earlier. Two years before this presentation, he had undergone a total parotidectomy with excision of the overlying skin for a left parotid lesion. Reconstruction with a regional flap (Figure 1) was performed, and the patient underwent postoperative radiation therapy.
Physical examination revealed a 3.5-cm mass in the tail of the right parotid gland. The mass was firm and non-tender. No cervical adenopathy, mucosal, or skin lesions were noted on head and neck examination. Cranial nerve VII was intact (Figure 2).
The patient was taken to the operating room, where a total parotidectomy was performed. At the time of resection, the tumor was found to
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