Diagnosis of<unk>  is a clinical one, made with observation during clinical examination.<unk>  is a clinical sign with a number of different causes. Therefore a diagnosis underlying this clinical sign should be sought. The observer should note sudden, flinging movements of a limb(s) and occasionally the face. This is commonly unilateral <unk> "). The movements must be distinguished from other hyperkinetic movement disorders such as tremor (generally more rhythmic, and smaller amplitude) and chorea, akathisia and athetosis (all are often of lower amplitude and less violent).
Hemiballismus
Hypoglossia
Hypophonia
Misophonia
Metamorphopsia
Copropraxia
Dysarthria
Tachylalia