Data
Clinical presentation: An 82-year-old man was referred for an evaluation of a rapidly increasing mass in the left thyroid lobe. The tumor evolved over 3 weeks and caused palsy of the left recurrent nerve and dysphagia.
Palpation: a very hard, fixed left thyroid.
Laboratory test: TSH 2.32 mIU/L, FT4 18.6 pM/L.
Lesion in question:
the entire left lobe.