1, postoperative dizziness, nausea: due to intraoperative position and general anesthesia drug stimulation, most patients postoperative dizziness, nausea and even vomiting and other discomfort, dizziness, nausea without special treatment, can improve on their own; vomiting can be used when the drug (Obey) antiemetic. Good preoperative neck posture training can significantly reduce postoperative discomfort. Six hours after surgery, if there is no obvious dizziness, nausea and other discomfort, you should get out of bed as soon as possible; if you cannot get out of bed, you should also move your limbs in bed. 2, postoperative eating problems: 6 hours after surgery, fasting and water fasting, intravenous infusion to supplement the required energy and water. After 6 hours, you can drink water and eat liquid (fresh milk, yogurt, thin rice, etc.), avoid eating spicy and hot food, and take cold drinks such as ice cream and frozen yogurt appropriately to help reduce neck discomfort. In general, you can eat normally on the first day after surgery, in order not to cause neck discomfort as the standard, no need for further infusion. 3.Postoperative fever: Some patients usually have a low fever (not more than 38.5 degrees) with dizziness, malaise and other discomfort, which can last 3-5 days, without special treatment, and will improve naturally. If necessary, physical cooling or medication should be used to lower the temperature. 4.Postoperative throat discomfort with coughing sputum: Most of the patients have different degrees of throat discomfort with coughing sputum after surgery, take 10ml of brown ammonium combination orally three times a day, and the symptoms will improve significantly after several days. 5.Postoperative perioral and hand and foot numbness: Most patients start to have perioral and hand and foot numbness on the 2nd-3rd day after surgery, they can take XieDali orally, 1 tablet each time, three times a day; LuoGaiQuan, 1 capsule each time, twice a day; after several days of symptom relief, the dosage of calcium tablets can be gradually reduced, and finally decide when to stop taking it according to the outpatient review. 6.Post-operative hoarseness: Most patients have varying degrees of transient hoarseness on the 2nd-3rd post-operative day, which is caused by the inflammatory edema of the surgical wound and the involvement of the recurrent laryngeal nerve. The voice will gradually return to normal, but the time required varies from patient to patient, so please wait patiently. 7.Post-operative choking and diet: Some patients have a post-operative choking and coughing, which usually returns to normal in a few days to 2-3 weeks after surgery. During this period, you can eat semi-liquid food or drier food, and eating drier food can relieve choking and coughing symptoms. Long-term postoperative diet can be exactly the same as normal, no special avoidance of iodine-containing foods, and no need to eat more, just eat normally. Generally 1-2 months after surgery can resume normal work, six months later can be pregnant, before pregnancy to adjust the dose of eugenol. 8.Post-operative suture removal: absorbable thread intracutaneous suture, no need to remove the suture; non-absorbable thread, can be removed on the 5th-6th day after surgery when the clinic review. The disposable dressing can be removed about 3 days after stitch removal, and the wound does not need to be changed again; you can take a shower and avoid rubbing the incision for one month. Most patients will have swelling of the incision after surgery, which is a normal reaction, and the swelling can disappear after a few weeks without oral anti-inflammatory drugs. 9.Post-operative Eugenol: take 50ug of Eugenol (half tablet) orally every day (20-30 minutes before breakfast) after discharge from hospital, and change to 100ug (one tablet) every day after one week, and 125ug (1+1/4 tablets) for men, and review in outpatient clinic 3-4 weeks after surgery, draw blood to check nail function, and adjust the dose of Eugenol according to the results of nail function. After adjusting the dosage, the patient will be rechecked again one month later, and the dosage will be adjusted 2-3 times. Some patients need to have their blood calcium checked again. Eugenol needs to be taken for life, and the dose of the drug will be adjusted during the period, but it cannot be stopped. 10. The decision of whether and when to review the ultrasound of the neck will be made during the outpatient review, and the decision of whether to carry out iodine 131 treatment will be made according to the results of the outpatient review.