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Reference

Evidence

Compounds
Outcomes
Proteins
Interactions
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Articles

Chemistry

Reactions
Reach

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Pathways
Processes
Anatomy
Cell types
Organisms
Materials
Assessments
Diseases

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Computational infrastructure for human biology, built on a provenance-aware knowledge graph. Findings retain their sources; research and simulation are the next layers.

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A reference for what the literature reports. Not medical advice.

Disease

triatrial heart

MONDO:0015450Mondo

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Findings

No curated finding names triatrial heart yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.

Definition

A rare congenital abnormality of the heart characterized by the presence of three atria. The right or left atrium is divided into two parts by fibromuscular tissue or a membrane. It may be associated with other heart congenital abnormalities.

Definition from the Mondo Disease Ontology (MONDO:0015450), read 2026-09-29. CC BY 4.0.

Where it sits

A kind of: congenital heart malformation
Narrower terms (2): cor triatriatum dexter
cor triatriatum sinister

Other names

1 name

Resolves to: triatrial heart

Also called: Cor Triatriatum