Extrapyramidal syndromes

The extrapyramidal system' includes the basal ganglia and their connections, the trunk nuclei (nucleus ruber), the somatomotor part of the reticular formation and the associated ascending and descending pathways. It ensures body posture and momentum.[1]

Hypokinetic extrapyramidal syndromes

These syndromes are characterized by "hypokinesia, bradykinesia to akinesia" and associated "hypophasia to aphasia". Muscle rigidity is present. A "crouched" position of the body, hands and feet, reduced mobility of facial muscles and indistinct movements during speech are typical.

 For more information see Hypokinetic extrapyramidal syndromes.

Hyperkinetic extrapyramidal syndromes

They are characterized by abnormal involuntary movements. Includes:

 For more information see Hyperkinetic extrapyramidal syndromes.


References

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