Whether a patient with thyroid nodular cysts is serious or not should be analyzed objectively based on the size of the nodular cysts, whether the nodular cysts are accompanied by local compression symptoms, and whether the nodular cysts are cancerous, etc. 1. If the patient’s nodular cysts are relatively small in size, and do not cause local compression symptoms, the nodular cysts are considered benign by ultrasound examination, and the patient does not have difficulty in swallowing or breathing. If the patient does not have difficulty in swallowing and breathing and is examined by ultrasound, the nodular cyst is considered to be a benign lesion. If the patient’s condition is not serious, there is no need for special treatment for the time being, and only need to review the ultrasound regularly.2. If the patient’s thyroid nodule cyst is large in size, localized with obvious compression symptoms, accompanied by varying degrees of respiratory and swallowing difficulties, and through the ultrasound examination found that the thyroid nodule cysts are accompanied by a longitudinal and transverse ratio of more than 1, rich blood flow signals, obvious foci of malignant lesions, such as calcium foci. The patient’s condition is relatively serious, it is recommended that timely surgical treatment, in order to avoid causing serious complications.