Since the incidence of thyroid tumor has become the fastest rising head and neck tumor and the third most common tumor in women, many units have started to include thyroid ultrasound in their medical checkup packages, but in the face of the very high detection rate of thyroid nodules, people are panicking, wondering what to do and whether surgery is needed. How often should they be rechecked? Is there any possibility of malignant change? How to distinguish between benign and malignant? The following is a cartoon, I hope it can help you: thyroid nodules detected in the physical examination, or not to treat? A picture to read!