Thyroid ti-rads3 category is usually not very serious, but there is the possibility of malignancy, be careful to have regular reviews to observe changes in the condition. Thyroid ti-rads3 is categorized by a combination of different characteristic scores on the sonogram of thyroid nodules. Thyroid nodules are categorized into 6 grades. The higher the grade, the higher the risk of thyroid cancer. Thyroid nodules graded at grade 3 or below have a higher probability of being benign, grade 4 or above may be malignant, and grade 6 can be determined to be malignant. Thyroid ti-rads class 3 are probably benign nodules with a malignancy rate of <2%. Generally do not need to carry out surgery, the risk of malignant tumors is relatively small, it is generally recommended that patients go for regular review to observe the rate of growth of the nodule and whether the surrounding lymph nodes are enlarged. If there are symptoms such as blurred or irregular margins and abundant blood flow, it is recommended to consult a doctor in time.