- A 35-year-old female presented with a swelling on the front of her neck that had grown gradually over the past 2 years. On examination, she was found to have an 8x10 cm spherical, firm, non-tender swelling on her neck that moved with swallowing. Laboratory results and symptoms were consistent with hyperthyroidism. The probable diagnosis is a solitary colloid goiter in a hyperthyroid state. A thorough medical history was taken and physical exam performed, with no other abnormalities found.