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Tinnitus
Aka: Tinnitus, Ear Ringing
- Definition
- Ringing in the ears, unrelated to external sounds
- Causes
- See Ototoxic Medications
- Cerumen Impaction
- Hearing Loss
- Meniere's Disease
- Acoustic Neuroma
- Head Injury
- Multiple Sclerosis
- Syphilis
- Hypothyroidism
- Vitamin B12 Deficiency
- Carotid Bruit or other vascular abnormality
- Venous Hum
- Examination
- Otoscopy
- Tympanometry
- Hearing Testing
- Tuning Fork Tests
- Auscultate for Carotid Bruit
- Labs
- Complete Blood Count
- Thyroid Stimulating Hormone
- Lipid profile
- Diagnostic Testing
- Formal audiology testing can characterize Tinnitus
- Imaging
- CT or MRI Head
- May be needed as directed by history and exam
- Algorithm for approach to Tinnitus
- Middle or high frequency ringing
- Most common form of Tinnitus
- Inner ear etiology
- Often results from Ototoxic Drug (e.g. Aspirin)
- Low pitched, roaring sounds
- Conductive Hearing Loss
- Pulsating sounds in synchrony with heart beat
- Cardiac murmur
- Carotid Bruit
- Cerebral Aneurysm
- Fistula or AV malformation
- Pulsating alone
- Increased fluid pressure at middle ear
- Pulsating, high pitched, irregular sounds
- Otosclerosis
- Fluttering Tinnitus
- Intermittent spasm of tensor tympani muscle
- Associated with eye irritation or acute anxiety
- Clicking Tinnitus
- Palatal Myoclonus
- Rapid rhythmic twitching of ipsilateral Palate
- May respond to mild Sedation
- Crunching Tinnitus
- Temporomandibular Joint arthritis
- Foreign body (e.g. hair) rubbing against TM
- Tinnitus and unilateral Sensorineural Hearing Loss
- Acoustic Neuroma
- Roaring Tinnitus, Hearing Loss and Vertigo
- Meniere's Disease
- Bilateral subjective Tinnitus without Hearing Loss
- Endocrine causes (e.g. Hypothyroidism)
- Ototoxic Medications
- Mood Disorder
- Management
- Correct underlying medical problem
- Eliminate possible Ototoxic Medications
- Audiogram
- Reassurance
- Antidepressants (SSRI)
- Noise masking
- Soft, monotonous noise (e.g. fan or radio) at night
- Hearing Aid amplifies background noise
- Avoid ineffective measures
- Ginkgo Biloba is not effective
- Rejali (2004) Clin Otolaryngol 29:226-31
- Resources
- American Tinnitus Association
- http://www.ata.org
- References
- Crummer (2004) Am Fam Physician 69(1):120-8