Acoustic Neuromas

A benign Schwannoma of the Eighth Cranial Nerve (Vestibulocochlear Nerve), mostly arising from the vestibular branch (Vestibular Nerve) during the fifth or sixth decade of Life. Clinical manifestations include Hearing Loss; Headache; Vertigo; Tinnitus; and Facial Pain. Bilateral Acoustic Neuromas are associated with Neurofibromatosis 2. (From Adams et al., Principles of Neurology, 6th ed, p673)