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 31 - 39 of 39 in total
HPO ID HPO Term
HP:0002121 Generalized non-motor (absence) seizure
HP:0001399 Hepatic failure
HP:0002186 Apraxia
HP:0000709 Psychosis
HP:0002344 Progressive neurologic deterioration
HP:0000007 Autosomal recessive inheritance
HP:0000992 Cutaneous photosensitivity
HP:0000572 Visual loss
HP:0003678 Rapidly progressive
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