Lafora disease

Summary
Synonym
  • Lafora Progressive Myoclonic Epilepsy
  • Lafora's disease
  • MYOCLONIC EPILEPSY OF LAFORA
Definition
A progressive myoclonus epilepsy characterized by myoclonus and/or generalized seizures, visual hallucinations, and progressive neurological decline with onset between 8 and 18 years of age that has_material_basis_in homozygous or compound heterozygous mutation in either NHLRC1 on chromosome 6p22.3 or EPM2A on chromosome 6q24.3.
Super Class
autosomal recessive disease progressive myoclonus epilepsy
Disease Ontology
DOID:3534
Mondo Disease Ontology
MeSH
UMLS
NCI Thesaurus
GARD
MGI genotype (from TogoID)
Related Genes
Displaying all 2 entries
Gene ID Gene Symbol Description Source
13853 Epm2a epilepsy, progressive myoclonic epilepsy, type 2 gene alpha
105193 Nhlrc1 NHL repeat containing 1
Displaying 1 entry
Gene ID Gene Symbol Description Source
41823 Glys Glycogen synthase
The Human Phenotype Ontology
Displaying entries 11 - 20 of 39 in total
HPO ID HPO Term
HP:0001336 Myoclonus
HP:0000712 Emotional lability
HP:0002133 Status epilepticus
HP:0012444 Brain atrophy
HP:0100318 Lafora bodies
HP:0002521 Hypsarrhythmia
HP:0007270 Atypical absence seizure
HP:0007537 Severe photosensitivity
HP:0010819 Atonic seizure
HP:0002069 Bilateral tonic-clonic seizure
Displaying 1 entry
Gene ID Gene Symbol Description
7957 EPM2A EPM2A glucan phosphatase, laforin

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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: August 4, 2025