and epileptic myoclonus, which is related to an epileptic condition. Multiple conditions can cause secondary myoclonus.

In opsoclonus-myoclonus syndrome, the cause is neurological. When the condition isn't related to opsoclonus-myoclonus ...

Myoclonus can be classified according to the physical activity with which myoclonic jerks are associated. Glass and colleagues have now proposed the new category of 'orthostatic' myoclonus (in ...

Some researchers suggest that dysfunctional contractions of the muscles in the middle ear can cause fluttering sounds. Doctors call this rare condition middle ear myoclonus (MEM). MEM is a ...

Myoclonus is the sudden ... There are a variety of causes for an eye twitch in people with MS, such as nystagmus and internuclear ophthalmoplegia. Other eye conditions, such as optic neuritis ...