VESTIBULAR SCHWANNOMA
\vɛstˈɪbjʊlə ʃwanˈə͡ʊmə], \vɛstˈɪbjʊlə ʃwanˈəʊmə], \v_ɛ_s_t_ˈɪ_b_j_ʊ_l_ə ʃ_w_a_n_ˈəʊ_m_ə]\
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A schwannoma that arises from the vestibular division of the vestibulocochlear nerve and tends to present in the fifth or sixth decade of life. Clinical manifestations include loss of hearing, headache, vertigo, facial pain, tinnitus, and facial weakness. Bilateral acoustic neuromas are associated with NEUROFIBROMATOSIS 2. (From Adams et al., Principles of Neurology, 6th ed, p673)
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Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.