Last reviewed 01/2018
- involuntary movements affecting mainly the face and limbs and may be unilateral.
- movements disappear during sleep.
- chorea is characterised by involuntary movements that gradually become severe. Eventually these may affect all motor activities.
- on examination:
- may exhibit the pronator sign - the tendency to pronate the hands when extending the arms above the head.
- if the child squeezes the examiner's hand irregular contractions of the fingers may be felt.
- pendular knee jerk reflexes.
- the projected tongue looks like a bag of worms.
- patients with chorea may exhibit emotional lability.