There are many causes of sore throat and itchy ears, including upper respiratory tract infection, acute pharyngolaryngitis, pharyngitis and so on. 1. Upper respiratory tract infection: early common in viral infection, later can be secondary to bacterial infection. At the onset of the disease, the pain in the throat can be seen, and at the same time accompanied by ear itching, especially the deep itching sensation of the outer ear is significant, the order of occurrence or at the same time, or successive appearances. 2. Acute pharyngitis: commonly caused by infection. There may be pain in the throat, accompanied by headache, fever and so on. Since the vagus nerve and the glossopharyngeal nerve are distributed in the throat and the external auditory canal at the same time, the inflammation of the throat can reflexively cause itching and pain in the ear. 3. Pharyngitis: when the inflammation stimulates the pharyngeal plexus nerve, it can cause itching and pain in the ear through the ear branch of the vagus nerve and the tympanic nerve of the glossopharyngeal nerve. In addition to the above diseases, tonsillitis, lymphadenitis at the base of the tongue can also reflexively cause the above symptoms. If the above symptoms do not improve, it is recommended to go to the hospital to find out the cause of the disease and under the guidance of the doctor for regular treatment.