Fig. 1
From: Laryngo fiberscopy-guided suspension procedure for an ectopic lingual thyroid obstructing airway
Preoperative imaging tests. Laryngeal endoscopy revealed a lingual mass (arrow head) compressing the epiglottis (arrow) (a). Enhanced CT (b) and thyroid scintigraphy using iodine-123 (c) revealed that the mass (arrow heads) was an ectopic thyroid and that there was no normal pretracheal thyroid gland