Swollen ears are a rather abnormal phenomenon. Swollen ears are usually caused by many reasons, the most common ones being inflammation, trauma and tumors. Inflammation. Swollen ears caused by inflammation are relatively easy to treat. Especially in the early stages, as long as it is detected through timely examination and treated with medication at the right time, it can basically relieve the symptoms within three days and heal within a week. If you have inflammation, go to the hospital and get some anti-inflammatory and pain-relieving medication, which can also play a better role in the treatment of the disease. Trauma. Ear swelling and pain caused by trauma is easy to detect, but can be difficult to treat. If the swelling is caused by a very strong impact on the ear, it may require prompt anti-inflammatory treatment to avoid the development of the condition and to avoid wound infection. Tumors. Tumors that cause swollen ears are more difficult to treat. This is because there are not only benign tumors, but also malignant ones. It is necessary to determine the symptoms of the tumor before deciding on the treatment method. However, surgical treatment is usually used. These are the answers to the causes of swollen ears, and I hope they will be of some help to the people concerned.