It is very common to see a hard bump behind the ear. Some of them have no symptoms and are only touched by chance, while others are accompanied by pain. This symptom is mostly caused by enlarged lymph nodes, sebaceous cysts, boils, or other diseases. The most common clinical condition is lymph node enlargement caused by inflammation of lymph nodes. What is swollen lymph nodes behind the ear? Swollen lymph nodes are very common, can occur in people of any age, and can be caused by a variety of diseases. Lymph nodes the size of a glass ball may appear in the neck, behind the ear, underarm or groin after a cold or other infection, with localized redness, swelling, pressure and pain, and firmness when pressed. Swollen lymph nodes behind the ear are one of the common diseases in pediatric patients, and the cause is mostly Staphylococcus aureus and Streptococcus haemolyticus infections. It is very important to pay attention to the causes of swollen lymph nodes and to seek and confirm the diagnosis in time to avoid misdiagnosis and omission. What causes swollen lymph nodes behind the ear? Mostly due to Staphylococcus aureus and Streptococcus haemolyticus infections. Possible diseases include: gingivitis, otitis media, mumps, purulent parotitis, acute lymphadenitis, chronic lymphadenitis, chronic lacrimal glanditis, etc. How can Chinese and Western medicine treat swollen lymph nodes behind the ear? 1.Western medical treatment It can be started with broad-spectrum antibiotics such as penicillin and streptomycin, or azithromycin and ciprofloxacin. The treatment period of western medicine is short and the effect is fast, but western medicine treatment can only relieve the symptoms and cannot cure the disease fundamentally, so it is not recommended. 2.Chinese medicine Chinese medicine has a unique way in treating swollen lymph nodes in the ear, which can be applied externally, using the method of internal disease and external treatment, and the medicinal effect penetrates the location of the lesion to achieve the purpose of treatment.