PMC6332957_01
Preoperative nasopharyngeal endoscopy. The nasopharynx is seen in the posterior wall with a stalk-shaped mass and a 1 x 1 cm mass lesion.
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fig1
On nasopharyngeal endoscopic examination, there was an approximately 1 x 1 cm mass with a smooth surface on the posterior wall of the nasopharynx (Figure 1).
Pathologic specimen image. Pleomorphic adenoma showing chondroid metaplasia (10 H&E).
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Pathologic evaluation of the specimen was reported as "pleomorphic adenoma showing chondroid metaplasia" (Figure 2).
Postoperative 1st year image after punch biopsy. There was no significant difference between this and the appearance in the early postoperative period.
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fig3
No recurrence was seen during postoperative 1-year endoscopic follow-up (Figure 3).