Thyroid tumor does not need surgery if the tumor is small and thyroid hormone secretion is normal, but it needs surgery when it produces pressure that affects respiration or if the tumor is malignant. The cause of thyroid tumor is not clear, it is related to radioactive factors, family genetics, iodine intake, hormone, endocrine disorders, etc. The main symptoms are neck lump, obstructive and stagnant sensation in the pharynx or the back of the sternum when eating, hoarse voice, and feeling of respiratory effort, etc. If the tumor is benign, there is no need for surgery. If the tumor is benign, with small size and normal secretion of thyroid hormone, usually no special treatment is needed, and the growth rate of the tumor can be observed regularly; when the tumor increases and produces a sense of pressure, affects the breathing, or the tumor is malignant, then it needs to be operated and treated with medication. Whether the thyroid tumor needs surgery or not, it is recommended to go to the regular hospital for examination, and choose the appropriate treatment method according to the condition and the examination result, so as to avoid delaying the condition.