Partial sclerosis of mastoid is a normal variant of mastoid bone. Your tinnitus and giddiness might be due to cervical spine related issues known as cervical vertigo. You should consult a Orthopedics specialist or spine surgeon for confirmation of diagnosis. If your cervical spine is found to be normal then you can consult nearby ENT specialist for diagnosis and treatment of vertigo
Answered2017-07-26 13:19:01
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