Normal clavicle lymph node diameter is less than 0.5 cm, more than 1 cm may be cancer, also may be laryngitis caused by lymph node enlargement, can be treated by ribavirin, amoxicillin and other drugs. Lymph nodes of clavicle more than 1 cm may be cancer, lymphoma is mainly manifested in the early stage of lymph node enlargement, lymph nodes appearing painless enlargement of unknown reasons is a common symptom of lymphoma, which may be accompanied by fever, weight loss, malaise, itchy skin and other systemic symptoms, and it can be treated with drugs such as vincristine, prednisone, and so on. Lymph nodes over 1 cm in the clavicle may be swollen lymph nodes caused by laryngitis, lymph nodes are the body’s immune organs, laryngitis caused by viral infections can be treated with drugs such as morpholino bisphosphonate, amantadine and so on, laryngitis caused by bacterial infections can be treated with amoxicillin, cephalosporins and other antibiotics, and lymph node enlargement will gradually disappear after the inflammation subsides. Clavicular lymph nodes more than 1 cm of patients are recommended to the hospital in time for examination, usually pay more attention to rest, eat more vegetables and fruits, eat less spicy and stimulating food, more exercise.