Enlargement below the laryngeal nodes may be related to thyroid disorders such as hyperthyroidism, thyroid cancer, etc. or diseases that cause lymph node enlargement in the neck such as cervical lymph node tuberculosis. 1. Hyperthyroidism: mostly caused by Graves’ disease, external factors including iodine intake, infections or environmental toxins can cause the disease, most patients have different degrees of diffuse goiter, tremor can be touched at the upper and lower poles of the thyroid gland, and vascular murmur can be heard. 2. Thyroid cancer: lumps are often found in the thyroid gland, with the progress of the disease, the lumps can compress the trachea, causing respiratory problems, the lumps are usually hard and not smooth, when there are local lymph node metastases, it can cause cervical lymph node enlargement. 3. Cervical lymph node tuberculosis: there may be multiple enlarged lymph nodes on one side or both sides of the neck, forming multiple lumps, or fusing with each other to form a nodular lump that is not easy to push. When there is swelling under the laryngeal nodes, it is recommended to go to the hospital thyroid surgery or head and neck surgery specialists in a timely manner, according to the imaging and local signs and other related examinations, after a clear diagnosis, the cause of the symptomatic treatment.