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An autosomal dominant form of early progressive myoclonic epilepsy, caused by mutation(s) in the KCNC1 gene, encoding potassium voltage-gated channel subfamily C member 1

Symptoms of Myoclonus

The following features are indicative of Myoclonus:
  • sudden jerks
  • involuntary shakes
  • spasms
It is possible that Myoclonus shows no physical symptoms and still be present in a patient.

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Common Causes of Myoclonus

The following are the most common causes of Myoclonus:
  • head injury
  • spinal cord injury
  • stroke
  • brain tumors
  • kidney failure
  • liver failure

Other Causes of Myoclonus

The following are the less common causes of Myoclonus:
  • lipid storage disease

Risk Factors for Myoclonus

The following factors may increase the likelihood of Myoclonus:
  • a voluntary movement
  • an external stimulus
  • external noise
  • external movement
  • external light
  • sudden surprise

Prevention of Myoclonus

Yes, it may be possible to prevent Myoclonus.

Occurrence of Myoclonus

Number of Cases

The following are the number of Myoclonus cases seen each year worldwide:
  • Rare between 10K - 50K cases

Common Gender

Myoclonus can occur in any gender.

Lab Tests and Procedures for Diagnosis of Myoclonus

The following lab tests and procedures are used to detect Myoclonus:
  • EEG (Electroencephalogram): To record the electrical activity of brain
  • EMG (Electromyogram): Helps to establish the pattern of myoclonus
  • MRI (Magnetic resonance imaging): To check for structural problems or tumors inside your brain or spinal cord
  • Genetic testing: Help to identify possible causes of myoclonus

Complications of Myoclonus if untreated

Yes, Myoclonus causes complications if it is not treated. Below is the list of complications and problems that may arise if Myoclonus is left untreated:
  • multiple system atrophy

Procedures for Treatment of Myoclonus

The following procedures are used to treat Myoclonus:
  • Deep brain stimulation: Helps to reduce the symptoms
  • Surgery: Helps to relief the symptoms originated by brain tumor or spinal cord tumor

Alternative Medicine for Treatment of Myoclonus

The following alternate medicine and therapies are known to help in the treatment or management of Myoclonus:
  • Hormonal therapy: Helps to improve responses to anti myoclonic drugs in some people

Time for Treatment of Myoclonus

While time-period of treatment for each patient may vary, below is the typical time-period for Myoclonus to resolve if treated properly under an expert supervision:
  • Disease cannot be treated but only maintained or effects reduced

Related Topics

Last updated date

This page was last updated on 2/04/2019.
This page provides information for Myoclonus.

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