title: [Bjornstad syndrome].
abstract: We present a four year old boy with Björnstad syndrome. The hair showed typical features of pili torti which were confirmed by optical and scanning electron microscopic evaluation. On computerized X-ray diffraction the hairs showed no abnormal constituents. There was a serious bilateral sensorineural deafness.
authors.affiliation: Servico de Dermatologia e Venereologia, Hospital de S. João, Porto, Portugal.
authors.forename: A
authors.initials: A
authors.lastname: Baptista
authors.forename: F
authors.initials: F
authors.lastname: Amado
authors.forename: C
authors.initials: C
authors.lastname: Resende
mesh_terms: D002675:Child, Preschool; D003638:Deafness / Q000151:congenital*; D006197:Hair / Q000002:abnormalities* / Q000648:ultrastructure; D006801:Humans; D008297:Male; D008855:Microscopy, Electron, Scanning; D013577:Syndrome
vernacular_title: Síndrome de Björnstad.