Swelling of the chin is often caused by the following reasons, including lymph node enlargement, growth of masses and other reasons, as follows: 1, lymph node enlargement, swelling is caused when the lymph node tissue in the chin is enlarged, and sometimes there is pain, you need to go to the hospital to improve the relevant examination, such as ultrasound or CT for clarification, if the disease, you need to actively treat with drugs, if necessary, you need to perform a puncture biopsy to If the disease is the cause of the swollen lymph nodes, a puncture biopsy is needed to determine the cause of the swollen lymph nodes. 2, growth swelling, such as parotid swelling, submandibular gland swelling, sebaceous cyst, lipoma, fibroma, etc., need to go to the hospital for ultrasound or CT for clarification. During the treatment period, you should avoid drinking alcoholic beverages, do not eat too spicy food, consume fresh fruits and green vegetables, and increase water intake appropriately.