Thyroid tumors are becoming more and more common, with more than half of the patients between the ages of 20 and 40. Many patients do not realize the seriousness of the disease in the early stages, thinking that it is not painful and does not cause any harm to the body. In fact, thyroid tumors can be very harmful to the human body. 1, thyroid adenoma can cause hyperthyroidism Thyroid adenoma often occurs in the front of the neck, shaped like a walnut, hard texture, is a chronic lesion of the neck. There are no obvious symptoms at the beginning of the disease, no obvious pain or itching, and usually no ulceration, and it does not affect speech or eating. Therefore, it is usually detected when people have a physical examination. However, some of them can enlarge rapidly for a short period of time and thicken the neck, and further development can affect breathing, and a few of them can develop hoarseness or difficulty in swallowing. In addition, it can be secondary to hyperthyroidism. 2.Thyroid adenoma can cause compression Benign thyroid adenoma has no obvious symptoms in the early stage and patients do not have many conscious symptoms. If left untreated, as thyroid adenoma gradually increases, it is likely to compress the esophagus, trachea, laryngeal nerve and other tissues, resulting in adverse symptoms such as obstruction of swallowing, difficulty in breathing and obstruction of swallowing. More than 95% of thyroid adenomas are benign, but if left untreated, there is a 10-20% chance that benign adenomas will become cancerous, which not only increases the difficulty of treatment, but also poses a greater risk to patients’ health. 4, thyroid adenoma affects the image In young patients, especially female patients, the disease seriously affects the patient’s appearance, thus affecting the patient’s psychological health, causing a certain shadow, and even inferiority complex.