TI-RADS category 3 nodules are generally not self-curable and need to be followed up for observation or given surgical removal, and some patients need to take medications such as thyroxine tablets for treatment. TI-RADS generally refers to the classification of thyroid nodules in ultrasound imaging, category 3 indicates that thyroid nodules are benign lesions, if the nodules are small, they can be followed up for observation every 3~6 months, and do not need special treatment, if the nodules are large and cause pressure symptoms, then they need to be surgically removed in time for treatment. Thyroid nodules of category 3 are unlikely to heal on their own without treatment. For the presence of hypothyroid nodules of category 3, in addition to observation or surgical treatment, it is usually necessary to take thyroxine tablets and other medications for treatment. It is recommended that patients choose the appropriate treatment under the guidance of the doctor and actively treat the condition to avoid delay.