Rare diseases · Sign or symptom
Abnormal cardiomyocyte morphology
HP:0031331
What it means
Any structural anomaly of cardiomyocytes, which are terminally differentiated muscle cells in the heart that are interconnected end to end by gap junctions, which allows coordinated contraction of heart tissue.
Rare diseases that can present with this3
Very common80–99%
2The 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
Also called: Abnormal cardiac muscle cell morphology
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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.