If trauma is present after a clavicle swelling, it may be a local soft tissue injury or a hematoma formed locally after a clavicle fracture. If there is no obvious trauma, it may be a tumor lesion of the clavicle. You can go to the orthopedic department of the hospital in time to find a doctor, the doctor combined with the examination to make a preliminary analysis. Routine perfect clavicle X-ray examination can determine whether there is a trauma fracture or clavicle tumor lesion, and then do the treatment according to the examination results. If only soft tissue injury, swelling, local injury within 24 hours to give timely ice can play a role in reducing swelling and pain, after 24 hours you can choose hot compress. If the clavicle is fractured, there is no obvious displacement can choose suspension braking. If there is obvious displacement or clavicle tumor, surgery is needed.