- Underlying cause
- Pattern of movement
- Origin within the body
- Spinal cord
- Nerve in the body
|The Nervous System Pathways|
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- A lack of oxygen or nutrients
- Certain medications or toxins
Nervous system disorders, such as:
- Head or spinal cord trauma or injury
- Tumors of the brain or spinal cord
- Multiple sclerosis
- Parkinson's disease
- Alzheimer's disease
- Creutzfeldt-Jakob disease and other prion diseases
- Huntington's disease
- Paraneoplastic syndromes—disorders that happen in people with certain types of cancer
- Metabolic disorders, such as:
- The localization of the myoclonus in the nervous system
- If an underlying condition is responsible for the symptoms
- You may have your brain and muscle activity measured and recorded. This can be done with:
- Pictures may be taken of your bodily structures. This can be done with:
Blood tests may include:
- Thyroid function
- Blood chemistry
- Complete blood cell count
- Toxicology screen to check for drugs or toxins
- Blood tests looking for other metabolic causes
- Divalproate sodium
- 5-hydroxytryptophan (5-HTP)
- Adrenocorticotropic hormone (ACTH)
- Take care to prevent brain injury . For example, wear a helmet when riding a bicycle or motorcycle.
- If twitching begins after starting a new medication, tell your doctor. Your doctor may be able to lower the dose or prescribe a different medication.
National Institute of Neurological Disorders and Stroke http://www.ninds.nih.gov
WE MOVE http://www.wemove.org
Canadian Association of Neuroscience Nurses http://cann.ca
Health Canada http://www.hc-sc.gc.ca
American College of Physicians. Pulmonary and Critical Care Medicine . Birmingham, AL: Oakstone Medical; 1998.
Cecil RL, Goldman L, Bennett JC. Cecil Textbook of Medicine . 21st ed. Philadelphia, PA: WB Saunders; 2000.
Dalmau J, Rosenfeld MR. Paraneoplastic syndromes of the CNS. Lancet Neurology. 2008;7:327-340.
Goetz CG, Pappert EJ. Textbook of Clinical Neurology . Philadelphia, PA: WB Saunders; 1999.
Goroll A, Mulley AG. Primary Care Medicine . 4th ed. Philadelphia, PA: Lippincott, Williams, and Wilkins; 2000.
Harrison TR, Braunwald E. Harrison's Principles of Internal Medicine . 14th ed. New York, NY: McGraw-Hill; 2000.
Myoclonus and its disorders. Neurologic Clinics . August 2001.
- Reviewer: Rimas Lukas, MD
- Review Date: 03/2013 -
- Update Date: 00/31/2013 -