Rare diseases · Sign or symptom
Left-to-right shunt
HP:0012382
What it means
Pattern of blood flow in the heart that deviates from the normal circuit of the circulatory system from the left side of the heart to the right.
Rare diseases that can present with this10
Very common80–99%
5The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
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Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.