Rare diseases · Sign or symptom
Decreased circulating apolipoprotein A-I concentration
HP:0031799
What it means
The concentration of apolipoprotein A-I in the blood circulation is below the lower limit of normal.
Rare diseases that can present with this2
The 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: Decreased apo-AI level · Decreased apoA-I level · Decreased apolipoprotein A-I concentration · Decreased apolipoprotein A-I level · Decreased apolipoprotein A-I level in blood · Decreased apolipoprotein AI level · Reduced apolipoprotein A-I concentration · Reduced apolipoprotein A-I level
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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.