Laboratory examinations showed: FT3 7.0ug/ml, FT420ug/ml TSH 0.05ug/ml. After three months medications all those symptoms were disappeared and Body weight gained, therefore partial thyroidectomy was done. She was well after one year's observation.
In partial thyroidectomy, RLN temporary injury occurred in exposure group in 10 cases, and non-exposure group in 2 cases, there was significant difference between two groups.
