Essential tremor does not exist in:: (A) Hand, (B) Head, (C) Lips, (D) Voice
Answer is C. Essential tremor Most common of all movement disorder. Higher in frequency and lower in amplitude than the tremor of PD. May be a form of enhanced physiological tremor, but recent evidence suggests a cerebellar abnormality. Often familial. Postural and action tremor that tends to affect the hands, head, and voice. Made worse by anxiety.