A salivary gland tumour, which histologically shows a double layer of epithelial cells based on a reactive lymphoid stroma is_______________?
Correct answer: D. Warthin tumour
- A. Pleomorphic adenoma
- B. Mucoepidermoid carcinoma
- C. Acinic cell tumour
- D. Warthin tumour
Explanation
Warthin tumour has cystic spaces lined by a characteristic double layer of oncocytic epithelial cells supported by lymphoid stroma. This combination is also called papillary cystadenoma lymphomatosum.
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