Buzzing in the ears refers to tinnitus, and the main causes of tinnitus are psychosomatic factors, ear infections, neurological disorders, metabolic disorders and so on.
1. Psychological factors: Tension and stress can cause tinnitus, which generally belongs to neurogenic tinnitus.
2. Ear infections: Ear infections such as otitis externa or purulent otitis media may cause ear leakage, deafness, tinnitus and other symptoms.
3. Neurological disorders: Auditory nerve disorders and lack of blood supply to the brain can also cause tinnitus.
4. Metabolic diseases: Diabetes, hyperthyroidism and hypothyroidism can cause tinnitus.
There are many diseases that can cause this symptom, and after the onset of the disease, the diagnosis and possible causes should be clarified after systematic examination by a specialist.