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Trait

Screwdriver-shaped incisors

An abnormality of morphology of the incisor tooth in which the tooth is shaped like a screwdriver blade, i.e., having a rhomboid shape.

HPO HP:0006346

Summary

Also called
Screwdriver shaped front teeth
Body system
Abnormality of head or neck

1 gene linked to Screwdriver-shaped incisors

Changes in these genes cause rare conditions in which Screwdriver-shaped incisors is seen. Most people with this trait have none of those conditions, and a gene on this list says nothing about anyone's own genome.

GeneHow often it is seenConditions
NHSNHS actin remodeling regulatorAlwaysIn 1 condition

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.

Broader traits

Abnormality of shape of incisor

Where this comes from

  • The Human Phenotype Ontology, release 2026-09-01: the trait, its names, its definition and the genes linked to it. Find out more at hpo.jax.org.
  • Data release 2026.10.16-c6eea6bf.

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