Rare diseases · Sign or symptom
Focal EEG discharges with secondary generalization
HP:0011188
What it means
Focal EEG discharges that secondarily spread to both hemispheres and can then be recorded over the entire scalp.
Rare diseases that can present with this3
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: Focal EEG discharges with secondary generalisation
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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.