title: Dominant myotonia congenita: pedigree with skipping of one generation.
abstract: The skipping of one generation in a family pedigree with dominant myotonia congenita is reported. It is suggested that non-penetrance in this condition occurs and should be considered in genetic counselling as a rare, but realistic possibility.
mesh_terms: D006579:Heterozygote; D006801:Humans; D009224:Myotonia Congenita / Q000235:genetics*; D010375:Pedigree