When patients experience ear pain, the most common symptoms are acute inflammatory factors in the external auditory canal or middle ear, and possibly infection caused by trauma to the auricle, as follows: 1. Acute inflammation of the external auditory canal: Some patients may experience inflammatory infections in the auricular region, and patients often dig their ears with excessive force or repeatedly enter water in the ear, causing acute inflammation of the external auditory canal leading to swelling. 2. Acute inflammation of the middle ear: Patients may also suffer from acute inflammation of the middle ear due to cold or respiratory inflammation or infectious diseases, which can lead to more obvious ear pain. 3. Infection caused by trauma to the auricle: Patients may have trauma to the auricle or suffer from mechanical extrusion of the auricle or frostbite, which can cause secondary infections, most commonly acute suppurative chondritis of the auricle, which can also This also causes acute congestion, swelling and pain in the auricular area, and requires active anti-infection treatment measures.