Rare diseases · Sign or symptom
Fasting hyperinsulinemia
High blood insulin levels while fasting
HP:0008283
What it means
An increased concentration of insulin in the blood in the fasting state, i.e., not as the response to food intake.
Rare diseases that can present with this10
Very common80–99%
6The 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.