Trait

Whistling appearance

An abnormality of facial morphology characterized by a small mouth opening and constant contraction of the lips as if the patient were whistling.

HPO HP:0000346

Also called: Whistling facial appearance
Body system: Abnormality of head or neck

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1 gene linked to Whistling appearance

Changes in these genes cause rare conditions in which Whistling appearance 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.

Gene	How often it is seen	Conditions
MYH3myosin heavy chain 3	Not recorded	In 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

Pursed lips

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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