Possible causes of right ear pain include: inflammatory diseases, trauma, neuropathic pain, and entrapment pain. 1. Inflammatory diseases: Infections of the auricle, ear canal and tympanic membrane can cause acute or chronic inflammation and lead to pain in the right ear, such as otitis media, auricular cartilaginous inflammation, and boils in the ear canal. Usually acute inflammation pain is severe, while chronic inflammation is mostly dull pain. 2. Trauma: Sharp firearms, burns, diving, sharp changes in air pressure, shock waves and other factors can cause damage to the ear tissue structure and obvious right ear pain. Patients usually have a clear history of recent injury. 3. Neuropathic pain: Herpes zoster can cause neuropathic earache, trigeminal nerve stimulation can cause auriculotemporal neuralgia, and glossopharyngeal neuralgia can also be manifested as earache. 4. Involuntary pain: Diseases of the teeth, jaw joints, throat, neck and other parts of the body can cause involuntary pain in the ear, for example, right gingivitis can cause pain in the right ear, tonsillitis can also cause involuntary pain in the ear. It is recommended that patients with right ear pain go to the hospital as soon as possible to find out the cause of the pain and get targeted treatment.