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Traits

Traits linked to AGRN

agrin

The Human Phenotype Ontology links 9 traits to AGRN, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of the musculoskeletal system

TraitHow often it is seen
Difficulty runningAlways
EMG: decremental response of compound muscle action potential to repetitive nerve stimulationAlways
Proximal neurogenic muscle weaknessOften (30–79%)
Narrow chestNot recorded
Tired easilyNot recorded

Abnormality of head or neck

TraitHow often it is seen
Weakness of facial musculatureAlways
High palateSometimes (5–29%)

Abnormality of the eye

TraitHow often it is seen
Drooping upper eyelidAlways

Abnormality of the respiratory system

TraitHow often it is seen
Respiratory function lossSometimes (5–29%)

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.

Where this comes from

  • The Human Phenotype Ontology, release 2026-09-01: the traits linked to AGRN and how often each is seen. Find out more at hpo.jax.org.

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