title: Unusual occurrence of dextrocardia with situs inversus in succeeding generations of a family.
abstract: In three cases of dextrocardia with situs inversus affecting a father and his two sons, the father had married his first cousin, the daughter of his father's sister, so that the two sons were the products of a consanguineous marriage. The general and familial incidence of the condition and the genetic influences responsible for it are discussed.
mesh_terms: D000328:Adult; D003914:Dextrocardia / Q000150:complications / Q000235:genetics*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012857:Situs Inversus / Q000150:complications / Q000235:genetics*