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Trait

Submandibular lymph node enlargement

Increased size of the lymph nodes that are located beneath the mandible (lower jaw).

HPO HP:0033176

Summary

Also called
Submandibular lymphadenopathy
Body system
Abnormality of the cardiovascular systemAbnormality of the immune system

1 gene linked to Submandibular lymph node enlargement

Changes in these genes cause rare conditions in which Submandibular lymph node enlargement 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
SH3BP2SH3 domain binding protein 2Often (30–79%)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

Swollen lymph nodes

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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