A round and hard thing on the throat knot may be a lump caused by thyroid nodule, tumor and other reasons. 1. Thyroid nodule: degenerative lesions in the thyroid gland will lead to localized lumps in the thyroid gland, often manifested as round and hard lumps in the throat nodes, and with the continuous development of the disease, the volume of the lumps may continue to increase, which will seriously affect the normal secretion of thyroid hormones and disturb the normal hormonal regulation of the body. 2. Tumor: It is a new organism formed by proliferation and abnormal differentiation of body cells under the action of various factors, thus destroying normal tissues and organs. When a round and hard lump appears on the laryngeal nodes, you must first go to the hospital for examination, to clarify the cause of the lump and the trend of the development of the disease, and actively cooperate with the doctor’s program for treatment. In addition, patients with this symptom should regulate their own state of mind, maintain a good routine, and participate in appropriate sports to enhance their physical fitness.