Tinnitus or ringing in the ear, i.e. hearing a voice in the ear is a common disease in the world, affecting 10% of people in Japan and America, 70% in France and 15% in Africa. The causes can: earwax, infections, ear infections, exostosis, sound trauma, noisy areas, aging, due to drug intolerance. There are two cases: one, only the patient hears and two, the doctor also hears the sound ...