Three small (2 ´ 2 mm), nodular, nonulcerated, and asymptomatic lesions were found in the floor of the mouth of a 21-year-old man. Microscopically, the lesions were composed of a collection of normal mature lymphocytes with germinal centers. This patient has:

Question

Quizplus · Accepted Answer

The presence of normal mature lymphocytes with germinal centers in the lesion indicates that it is likely composed of ectopic lymphoid tissue, which is a benign condition. Lymphoma would show abnormal lymphocytes and often have more aggressive clinical features. Mucous extravasation phenomenon, Fordyce granules, and dermoid cysts are all different conditions characterized by distinct histological features and clinical presentations.

Three Small (2 ´ 2 Mm), Nodular, Nonulcerated, and Asymptomatic