Of the 104 cases, 94 hot nodules and 10 warm nodules were found by isotope scan; 25 cases were diagnosed as AFTN with hyperthyroidism; 76 patients were from iodine deficiency areas.

• 104例AFTN中，同位素扫描为“热结节”者94例，“温结节”者10例，继发甲状腺机能亢进25例（24%25），76例来自地方性甲状腺肿流行区。