Certain specified movement disorder

Description

Neurologic motor disorders that present with slowness of movement (bradykinesia or hypokinesia) or abnormal involuntary movements (hyperkinesias) as a result of genetic, infectious, toxic, metabolic, inflammatory, or vascular abnormalities. [1]

Subcategories

• 8A07.0 Stereotypies

  Stereotypy refers to simple or complex movements that repeat themselves continually and identically. These are usually not preceded by an uncomfortable feeling. [1]

• 8A07.1 Akathisia
• 8A07.2 Excessive startle reflex

  Exaggerated startle reaction (eye blinking, muscle jerks, body spasms) that occur in response to unexpected stimuli. May be secondary to hyperkeplexia, myoclonic neurological diseases, or neuropsychiatric disorders. [1]

References

1. World Health Organization. International Classification of Diseases, 11th Revision, for Mortality and Morbidity Statistics (ICD-11 MMS), 2026-01 release. World Health Organization; 2026.

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