Swallowing Or Tongue Protrusion in Surgery — 36yo Woman | ENT | SMLE Q#1265
SMLE Question #1265
Surgery
ENT
Last updated: February 2026
A 36-year-old woman has a painless left upper neck mass for 3 months that has slowly enlarged. Examination shows a 2 cm soft, cystic mass near the left posterior angle of the mandible, anterior to the sternocleidomastoid; it does not move with swallowing or tongue protrusion. Neck ultrasound shows a normal thyroid gland in the pretracheal location and a cystic left level II cervical node. Fine-needle aspiration shows thyroid follicular cells. Which of the following is the most likely diagnosis?
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