progressive myoclonus epilepsy 8

Summary
Synonym
  • EMP8
  • PME type 8
  • progressive myoclonic epilepsy due to CERS1 deficiency
  • progressive myoclonus epilepsy type 8
Definition
A progressive myoclonus epilepsy characterized by childhood to adolescent-onset of action myoclonus, generalized tonic-clonic seizures, and slowly progressive, moderate to severe cognitive impairment that has_material_basis_in homozygous or compound heterozygous mutation in CERS1 on chromosome 19p13.11.
Super Class
autosomal recessive disease progressive myoclonus epilepsy
Disease Ontology
DOID:0111451
Mondo Disease Ontology
ORDO
OMIM
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
10715 CERS1 ceramide synthase 1
Displaying 1 entry
Gene ID Gene Symbol Description Source
853861 LAC1 sphingosine N-acyltransferase LAC1
The Human Phenotype Ontology
Displaying entries 11 - 20 of 20 in total
HPO ID HPO Term
HP:0001336 Myoclonus
HP:0002069 Bilateral tonic-clonic seizure
HP:0002070 Limb ataxia
HP:0002078 Truncal ataxia
HP:0002344 Progressive neurologic deterioration
HP:0002527 Falls
HP:0003593 Infantile onset
HP:0003676 Progressive
HP:0007366 Atrophy/Degeneration affecting the brainstem
HP:0010852 EEG with photoparoxysmal response
Displaying 1 entry
Gene ID Gene Symbol Description
10715 CERS1 ceramide synthase 1

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: February 17, 2025