If the patient’s ear falls and swells. In this case, it is recommended that the patient must promptly go to the hospital for relevant examinations. For example, check the outer and inner ear canals to avoid causing damage to the ear canal, especially the eardrum. If the tympanic membrane is concussed or perforated, it must be treated with surgery in time. Avoid causing hearing loss or even hearing loss in the later stages of the disease. If the outer ear is simply swollen, it is recommended that the patient can apply ice to the outer ear within 48 hours of injury. Because ice can effectively promote capillary contraction, play the role of hemostasis. It can effectively reduce the amount of bleeding, which can achieve the purpose of reducing swelling. If it is 48 hours after the injury, it is recommended that patients apply heat to the local area, because it can accelerate the local blood circulation, thus promoting the reduction of swelling. It is recommended that patients must pay attention to avoid serious complications.