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Traits

Traits linked to CA12

carbonic anhydrase 12

The Human Phenotype Ontology links 6 traits to CA12, by body system: features seen in people with one of the gene's rare conditions.

Laboratory abnormality

TraitHow often it is seen
Elevated sweat chlorideAlways
Hypernatremic dehydrationOften (30–79%)
Increased circulating potassium concentrationNot recorded
Low blood sodium levelsNot recorded

Abnormality of the digestive system

TraitHow often it is seen
Feeding difficultiesAlways

Growth abnormality

TraitHow often it is seen
Faltering weightAlways

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 CA12 and how often each is seen. Find out more at hpo.jax.org.

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