Enlarged axillary lymph nodes with itching may be related to lymphoma, axillary inflammatory infection, allergic reaction and other causes. 1. Lymphoma: the most common is the swelling of lymph nodes in the neck, armpit and other parts of the body, some patients will have symptoms of itching. 2. Inflammatory infections in the armpit: such as secondary infection of eczema, or lymphadenitis in the armpit, which can cause swollen lymph nodes in the armpit with symptoms of itching. 3. Allergic reaction: contact with or oral intake of allergenic substances may cause allergic reactions, which may lead to swollen lymph nodes with itching. It is recommended that people with swollen lymph nodes with itching should go to the hospital in time to clarify the cause of the disease and receive standardized treatment under the guidance of the doctor to avoid delaying the condition.