Traits

Traits linked to P3H2

prolyl 3-hydroxylase 2

The Human Phenotype Ontology links 8 traits to P3H2, by body system: features seen in people with one of the gene's rare conditions.

Abnormality of the eye

Trait	How often it is seen
Mildly reduced visual acuity	Always
Clouding of the lens of the eye	Very often (80–99%)
Severe near sightedness	Very often (80–99%)
Eye floaters	Often (30–79%)
Peripheral vitreoretinal degeneration	Often (30–79%)
Retinal detachment	Often (30–79%)
Lattice retinal degeneration	Sometimes (5–29%)
Partially dislocated lens	Sometimes (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 P3H2 and how often each is seen. Find out more at hpo.jax.org.

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