Rare diseases · Sign or symptom

Abnormal brain positron emission tomography

HP:0012657

What it means

A functional brain anomaly detectable by positron emission tomography (PET). PET scanning is a method for functional brain imaging, and its measurements reflect the amount of brain activity in the various regions of the brain.

Note that while structural brain anomalies can cause abnormal brain PET scan results, structural abnormalities are detectable by multiple neuroimaging modalities and should be coded using terms from the hierarchy under 'Abnormality of nervous system morphology' (HP:0012639).

Part of the broader category

Also called: Abnormal brain PET scan

Abnormal brain positron emission…

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This 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.