Rare diseases · Sign or symptom
Gaze-evoked nystagmus
HP:0000640
What it means
Nystagmus made apparent by looking to the right or to the left.
Rare diseases that can present with this23
Very common80–99%
2Common30–79%
13- Autosomal recessive congenital cerebellar ataxia due to GRID2 deficiency
- Episodic ataxia type 4
- Episodic ataxia type 5
- Machado-Joseph disease type 1
- Machado-Joseph disease type 2
- Machado-Joseph disease type 3
- Multiple system atrophy
- Multiple system atrophy, cerebellar type
- Spinocerebellar ataxia type 10
- Spinocerebellar ataxia with axonal neuropathy type 1
- Spinocerebellar ataxia with axonal neuropathy type 2
- Spinocerebellar ataxia with epilepsy
- Sporadic adult-onset ataxia of unknown etiology
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Gaze-evoked nystagmus
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.