Ear buzzing is preferred to otolaryngology, but if the accompanying symptoms are obvious, cardiovascular medicine, endocrinology, or psychiatry can also be consulted.1. ENT: This is the preferred department because ear buzzing is mainly seen in ear diseases, such as cerumen embolism, outer ear canal cholesteatoma, foreign body in the outer ear canal, acute and chronic otitis media, secretory otitis media, otosclerosis, Meniere’s disease, inner ear infection, delayed membranous vagus 2. Cardiovascular medicine: Hypertension and arteriosclerosis are common, and patients often have dizziness, headache, blurred vision, insomnia and fatigue in addition to tinnitus. 3. If the patient has no history of related diseases and no accompanying symptoms except for hallucinations, he or she can visit the psychiatric psychology department, often to see if it is caused by work stress, mood swings, depression, etc. In addition, anemia and autoimmune diseases can also cause buzzing in the ears, so if necessary, refer to the appropriate department under the guidance of a doctor.