Rare diseases · Sign or symptom
Impaired smooth pursuit
HP:0007772
What it means
An impairment of the ability to track objects with the ocular smooth pursuit system, a class of rather slow eye movements that minimizes retinal target motion.
Rare diseases that can present with this16
Common30–79%
6Sometimes5–29%
9- Autosomal recessive ataxia, Beauce type
- Cerebral visual impairment
- Global developmental delay-neuro-ophthalmological abnormalities-seizures-intellectual disability syndrome
- Neuroferritinopathy
- Primary progressive freezing gait
- Pyruvate dehydrogenase E1-beta deficiency
- Spinocerebellar ataxia type 19/22
- Spinocerebellar ataxia type 8
and 1 more in this range
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
Also called: Abnormal visual pursuit · Abnormality of visual tracking · Impairment of visual pursuit
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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.