Thyroid nodules have the following effects on the human body: a. If the patient’s thyroid nodules are general inflammatory nodules, such as subthyroiditis, the patient will have fever and neck pain symptoms, and if the nodules are large or become invasive growth, they may cause compression of the esophagus and tracheal nerves, resulting in some symptoms such as difficulty swallowing, difficulty breathing, choking and hoarseness; b. High-functioning thyroid nodules can If the nodules are combined with hypothyroidism, the patient will experience fear of cold, pallor, false swelling, dry and thickened skin, indifferent expression, memory loss, etc. Most benign nodules usually have no conscious symptoms, except for aesthetic effects.