A 28 year old male has been complaining of hearing loss in the left ear for the last 6 years. The hearing loss was progressive in nature and accompanied by tinnitus. During the last 6 months there was swaying during walking to the left side, a change in his voice and an inability to close the left eye with deviation of the angle of the mouth to the right side. Otologic examination showed no abnormality. The corneal reflex was lost in the left eye.
What is your medical diagnosis?