Rare diseases · Sign or symptom

Non-motor seizure

HP:0033259

What it means

A seizure with clinical manifestation but without motor signs (other than possible behavior arrest) as its initial clinical manifestation. The electrographic onset may be generalized, focal, or unknown.

This term may be used to code the non-motor seizures of a person who cannot confirm or exclude subjective seizure experiences that would aid more detailed classification as a generalized non-motor (absence) seizure or type of focal non-motor seizure.

Part of the broader category

Non-motor seizure

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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.