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Trait

Dyssynergia

A type of ataxia characterized by the impairment of the ability to smoothly perform the elements of a voluntary movement in the appropriate order and speed. With dyssynergia, a voluntary movement appears broken down into its component parts.

HPO HP:0010867

Summary

Body system
Abnormality of the nervous system

1 gene linked to Dyssynergia

Changes in these genes cause rare conditions in which Dyssynergia is seen. Most people with this trait have none of those conditions, and a gene on this list says nothing about anyone's own genome.

GeneHow often it is seenConditions
ATN1atrophin 1Often (30–79%)In 1 condition

How often is among people with one of the gene's conditions, the most often across them, as the Human Phenotype Ontology records it. These pages describe traits and the research behind them; they are not a diagnosis, and a doctor or genetic counsellor is the person to ask about symptoms.

Broader traits

Ataxia

Where this comes from

  • The Human Phenotype Ontology, release 2026-09-01: the trait, its names, its definition and the genes linked to it. Find out more at hpo.jax.org.
  • Data release 2026.10.16-c6eea6bf.

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