Objective tinnitus is a rare condition where a person's tinnitus can be heard by an examiner. It's caused by sounds generated near the middle ear by muscle contractions or turbulent blood flow.
Causes
Blood vessel disorders: Aneurysms, vascular malformations, or blockages in the arteries (atherosclerosis)
Muscle spasms: Myoclonus of the palatal muscles, tensor tympani, or stapedius muscles
Tumors: Glomus tumors in the middle ear
Symptoms
Pulsatile, rhythmic sounds that can be heard by an examiner
Associated symptoms such as hearing loss, aural fullness, vertigo, and headaches
Diagnosis
A diagnosis of objective tinnitus requires an examiner to be able to hear the sound
Diagnostic imaging studies may be needed to identify the cause
Treatment
Medications or surgery to treat blood vessel disorders
Muscle relaxant medications
Surgery to remove a tumor
Educational counseling
Cognitive behavioral therapy (CBT)
Sound therapy
Hearing aids
Cochlear implants
Prevention
Limiting alcohol, caffeine, and nicotine
Eating right and exercising regularly to keep blood vessels healthy