 [ Symptoms ] i have had tinnitus for 12 years in my left ear suddenly i have tinnitus in my right ear and my left ear is fine how  i went to doctors got hearing tests got mri is etc the doctors said it was just inner ear damage even though i listened to music at a low volume and had never been to a concert after 12 years suddenly my other ear is ringing and my left ear is fine i tested this by making soft noises on my left side that i had not been able to hear i am confused about how suddenly my ears decided to trade tinnitus does this mean i have brain tumor after all  and yes i know i should see a doctor [ Disease ] i am in the exact same boat as you had tinnitus in left ear since 2001 cause unknownno concerts no loud music and have been out of work since 1992 so no loud noises i have had full mri is ct scans and all is normal the ent can not figure i am taking medicine for a seizure disorder but i have been on the same medicine since 1961 sounds like a school bell ringing 24 hrs a day now the right ear is starting maybe something to ask my father had tinnitus in both ears caused by an explosion in wwll heredity