Mitochondrial polymerase gamma (POLG): clinical features

Evidence-based neurology checklist on mitochondrial polymerase gamma (polg): clinical features: Epilepsy: types Myoclonic epilepsy Focal motor or visual seizures Secondarily generalised seizures Refractory occipital lobe epilepsy (OLE) Late-onset epileptic encephalopathy Epilepsia partialis…

Epilepsy: types

  • Myoclonic epilepsy
  • Focal motor or visual seizures
  • Secondarily generalised seizures
  • Refractory occipital lobe epilepsy (OLE)
  • Late-onset epileptic encephalopathy
  • Epilepsia partialis continua (EPC)
  • Refractory status epilepticus (RSE)
  • Fever related super-refractory status epilepticus (FIRES)

Other phenotypes

Clinical features

References

  1. Janssen W, Quaegebeur A, Van Goethem G, et al. The spectrum of epilepsy caused by POLG mutations. Acta Neurol Belg 2016; 116:17-25. 
  2. Hammans S. Mitochondrial disease: old and new. ACNR 2008; 7:12-16.
  3. Engelsen BA, Tzoulis C, Karlsen B, et al. POLG1 mutations cause a syndromic epilepsy with occipital lobe predilection. Brain 2008; 131:818-828. 
  4. Lemus HN, Pyburn D, Youn C, et al. Teaching NeuroImage: human polymerase gamma gene (POLG) disorder presenting as refractory status epilepticus. Neurology 2021; 97:e747-e748.
  5. Menon D, Marasakatla S, Holla VV, Kamble N, M N, Pal PK. Fever related super-refractory status epilepticus: An adulthood presentation of a novel POLG variant: a case report. Seizure 2022; 99:24-26.
  6. And 12 more. Subscribe to see the full list

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