cryptogenic late-onset epileptic spasms
Findings
No curated finding names cryptogenic late-onset epileptic spasms yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Cryptogenic late-onset epileptic spasms is a rare epilepsy syndrome characterized by late-onset (after 1 year old) epileptic spasms that occur in clusters, associated with tonic seizures, atypical absences and cognitive deterioration. Language difficulties and behavior problems are frequently present. EEG is characterized by a temporal, or temporofrontal, slow wave or spike focus combined with synchronous spike-waves and no hypsarrhythmia or background activity.
Definition from the Mondo Disease Ontology (MONDO:0015585), read 2026-09-29. CC BY 4.0.
Where it sits
- A kind of
Other names
1 name
Resolves to: cryptogenic late-onset epileptic spasms
- Also called
- late-onset infantile spasms