This short video shows the milkmaid’s grip or milkmaid’s sign; rhythmic squeezing when trying to grip and hold the examiner's fingers.

This short video shows the milkmaid’s grip or milkmaid’s sign; rhythmic squeezing when trying to grip and hold the examiner's fingers.

This short video shows the uncontrollable, sometimes jerky movements of the arms and legs associated with Sydenham chorea. 

Demonstration of a young boy with Sydenham chorea