Question

question 10 (mandatory) (2 points) which of the following is the tumor of the parotid that is characterized histologically as a benign tumor that contains cystic spaces lined by glandular epithelial cells with lymphoid follicles in between? warthin tumor cystic adenocarcinoma pleomorphic adenoma mucoepidermoid carcinoma

Explanation:

To solve this, we analyze each option:

• Warthin tumor: A benign parotid tumor with cystic spaces lined by glandular epithelial cells and lymphoid follicles between, matching the description.
• Cystic adenocarcinoma: Malignant, so incorrect.
• Pleomorphic adenoma: Benign but has a different histological pattern (mix of epithelial and myoepithelial cells, stromal elements), no lymphoid follicles.
• Mucoepidermoid carcinoma: Malignant, with mucous, epidermoid, and intermediate cells, no lymphoid follicles.

Answer:

A. Warthin tumor