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Quick Facts about Secondary Dystonia- Secondary dystonias result from apparent outside factors
and can be attributed to a specific cause such as exposure to certain medications,
trauma, toxins, infections, or stroke.
- Spinal cord injury, head, and peripheral injury are also
recognized contributors to dystonia.
- Other examples of secondary dystonias include drug-induced
dystonias and dystonias associated with cerebral palsy, cerebrovascular
disease, cerebral infections and postinfectious states, stroke, encephalitis,
brain tumor, and toxins.
- Secondary dystonia includes dystonia associated with
approximately 50 neurological and metabolic diseases.
- A number of secondary dystonias do not present as pure
dystonia, but with a mixture of other neurologic features, such as parkinsonian
features like slowness of movement and rigidity.
- Secondary dystonias may differ from primary dystonias in
that symptoms may not disappear during sleep.
- Treatment is highly customized to the individual and may be
directed by what is known about the cause.
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