1, Inflammation and infection: If you don't take proper hygiene and nursing measures for the armpit at ordinary times, it will lead to inflammation and infection of local soft tissues, which may induce folliculitis. Due to the repeated stimulation of inflammation, axillary lymph node enlargement may occur.
2. Tumor diseases: When tumor diseases such as lung cancer and breast cancer occur in the body, if the tumor metastasizes to axillary lymph nodes, it may cause axillary lymph nodes to swell, accompanied by upper limb dyskinesia.
3. Systemic lupus erythematosus: When systemic lupus erythematosus occurs in the whole body, many organs of the whole body will be affected by the disease. When axillary lymph nodes are involved, axillary lymph nodes may be swollen with muscle joints.