title: Familial occurrence of idiopathic normal-pressure hydrocephalus.
abstract: Shunt-responsive normal-pressure hydrocephalus developed in a 67-year-old man and in his 74-year-old sister. To our knowledge, a familial association in this disorder has not been reported previously.
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000235:genetics*; D008297:Male