Thyroid nodule 0.3*0.17cm review interval should be decided according to the nature of the nodule, benign thyroid nodule is generally 6-12 months, suspected malignant thyroid nodule is generally 3-6 months. Thyroid nodules mainly refer to the presence of lumps in the thyroid gland, benign thyroid nodules may not have particularly obvious clinical symptoms, the border is relatively clear, in this case, the general review interval can be 6 to 12 months once, or even longer. Some of the suspected malignant thyroid nodules may have no clinical symptoms in the early stage, and need to rely on fine-needle aspiration for further diagnosis, and the ultrasound may show that the border is not clear. The current size of the nodule is only 0.3*0.17cm, which is relatively small, and you can usually choose to review it every 3-6 months. In the case of a thyroid nodule of 0.3*0.17cm, it is recommended to consult your doctor for specific review intervals.