Conditions That Cause Secondary Myoclonus

Myoclonus is the medical term for a quick and involuntary jerk of the muscles. One of the most common forms of myoclonus is hiccups. Secondary myoclonus is myoclonus that exists because of an underlying condition. The other two types of myoclonus are essential myoclonus, which exists on its own, and epileptic myoclonus, which is related to an epileptic condition.