 [ Symptoms ] i have had a loud high pitched ringing in both of my ears for the past year now [ Disease ] this could be tinnitus due to meniere is disease or cerumen ear wax impaction otitis media ear or hearing trauma the first test is audiometry to rule out sensorineural or conductive hearing loss then full blood count to look for anemia thyroid function tests to determine hyperthyroidism or hypothyroidism lipid profile for elevated cholesterol fasting glucose for diabetes you of course need to be examined by a specialist