Epilepsy and mental retardation limited to females with PCDH19 mutations can present de novo or in single generation families

Epilepsy and mental retardation limited to females (EFMR) is an intriguing X-linked disorder affecting heterozygous females and sparing hemizygous males.

Authors:
Hynes K, Tarpey P, Dibbens LM, Bayly MA, Berkovic SF, Smith R, Raisi ZA, Turner SJ, Brown NJ, Desai TD, Haan E, Turner G, Christodoulou J, Leonard H, Gill D, Stratton MR, Gecz J, Scheffer IE

Authors notes:
Journal of Medical Genetics 2010;47:211-16

Keywords:
Epilepsy, mental retardation, limited to females, PCDH19 mutations, present de novo, single generation families

Abstract:
Epilepsy and mental retardation limited to females (EFMR) is an intriguing X-linked disorder affecting heterozygous females and sparing hemizygous males. Mutations in the protocadherin 19 (PCDH19) gene have been identified in seven unrelated families with EFMR.