Myoclonus is the term for sudden muscle jerks, and it has several types and various causes. It may occur by itself or with other symptoms and can range from mild to severe.

Myoclonus is sudden muscle movement, like a twitch or jerk, that you can’t control. Learn more about its types, symptoms, causes, diagnosis, and treatment at WebMD.

Action myoclonus is the most severe form. It may affect the arms, legs, face, and voice. The muscular jerking is made worse by attempts at controlled, voluntary movement.

We evaluated 16 patients with myoclonic epilepsy, nine of whom were diagnosed by age 4 y with severe visceral involvement and myoclonus, and seven with a more chronic course, ...

First described 60 years ago, chronic myoclonus following cerebral anoxia is now known as Lance-Adams syndrome. This is a ...

Voltage-gated sodium channels (NaV) are critical for initiation of action potentials. Heterozygous loss-of-function mutations in NaV1.1 channels cause severe myoclonic epilepsy in infancy (SMEI).

Sleep myoclonus is involuntary, nonrhythmic muscle twitching that occurs either as a person falls asleep or during sleep. The movements include hiccups, starts, and jerks. Sleep myoclonus is not a ...

DUBLIN--(BUSINESS WIRE)--Research and Markets has announced the addition of the "Dravet Syndrome (Severe Myoclonic Epilepsy of Infancy) - Pipeline Review, H2 2016" report to their offering.

Opsoclonus-myoclonus syndrome (OMS) is a rare neuroimmunological disorder in children and adults. Symptoms include rapid multidirectional conjugate eye movements (opsoclonus), myoclonus, tremors ...

The 45-year-old patient has suffered from genetically confirmed progressive myoclonic epilepsy since the age of 8 years. The clinical picture was long dominated by action myoclonus, drop seizures ...

Myoclonus seen in up to 75% of patients with ‘early-onset’ Alzheimer’s - may affect hands ... Three signs on your skin that could signal severe fatty liver disease; ...

Dementia: Woman, 63, diagnosed with ‘rapid’ brain decline after developing myoclonus ... Tremors in myoclonus can be mild or severe (Image: Getty ) READ MORE.