Objective To discuss the features of thyroid adenoma by color Doppler ultrasound.Methods To improve the diagnosis of thyroid adenoma consistent with the rate,we retrospectively analyzed 50 cases of thyroid adenoma by two-dimensional images and color Doppler ultrasound,all confirmed by surgery and pathology.Results Thyroid adenoma color Doppler ultrasound examination and pathology consistent rate was 95%.Thyroid adenoma's main ultrasonographic characteristic has the clear boundary and complete involucrum,showing that thyroid adenoma tended to h...