KCNQ2 benign familial neonatal convulsions (BFNC)

Evidence-based neurology checklist on kcnq2 benign familial neonatal convulsions (bfnc): Genetics This is typically caused by KCNQ2 mutations 5% of cases are caused by KCNQ3 mutations It is an idiopathic generalised epilepsy of neonates Clinical features Treatment Synonym

Genetics

  • This is typically caused by KCNQ2 mutations
  • 5% of cases are caused by KCNQ3 mutations
  • It is an idiopathic generalised epilepsy of neonates

Clinical features

Treatment

Synonym

References

  1. Zara F, Specchio N, Striano P, et al. Genetic testing in benign familial epilepsies of the first year of life: clinical and diagnostic significance. Epilepsia 2013; 54:425-436. 
  2. Soldovieri MV, Cilio MR, Miceli F, et al. Atypical gating of M-type potassium channels conferred by mutations in uncharged residues in the S4 region of KCNQ2 causing benign familial neonatal convulsions. J Neurosci 2007; 27:4919-4928.
  3. Borgatti R, Zucca C, Cavallini A, et al. A novel mutation in KCNQ2 associated with BFNC, drug resistant epilepsy, and mental retardation. Neurology 2004; 63:57-65.
  4. Piro E, Nardello R, Gennaro E, et al. A novel mutation in KCNQ3-related benign familial neonatal epilepsy: electroclinical features and neurodevelopmental outcome. Epileptic Disord 2019; 21:87-91.
  5. Miceli F, Striano P, Soldovieri MV, et al. A novel KCNQ3 mutation in familial epilepsy with focal seizures and intellectual disability. Epilepsia 2015; 56:e15-e20.
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