Unilateral painful submandibular lymph node enlargement is how to return a responsibility

Unilateral painful submandibular lymph node enlargement, in general and upper respiratory tract infection, tuberculosis, autoimmune diseases and other factors.

1, upper respiratory tract infection

when the cold, tonsillitis and other upper respiratory tract infection, inflammation can involve the neck lymph node, leading to reactive proliferation, so there will be swelling and pain symptoms.

2, tuberculosis

tuberculosis is usually associated with Mycobacterium tuberculosis infection, when the disease is not well controlled, pathogenic bacteria can be infected with lymph nodes in the neck, leading to inflammation, and the above symptoms.

3, autoimmune diseases

Some autoimmune diseases, such as rheumatoid arthritis, systemic lupus erythematosus, etc., can cause systemic inflammatory reactions, leading to neck or other parts of the lymph node reaction proliferation, swelling, pain and other symptoms.