title: Hair shaft abnormalities: Part I.
abstract: The light microscopic and electron microscopic appearances of the normal hair are briefly described. The major hair shaft abnormalities are reviewed in two parts, discussing clinical characteristics, light and electron microscopy and, where information is available, the pathogenesis of these rare conditions. Part I describes monilethrix, pili torti and trichorrhexis nodosa.
authors.affiliation: Royal Alexandra Hospital For Children, Sydney, New South Wales, Australia.
authors.forename: M
authors.initials: M
authors.lastname: Rogers
mesh_terms: D006197:Hair / Q000002:abnormalities* / Q000648:ultrastructure*; D006201:Hair Diseases / Q000209:etiology / Q000473:pathology*; D006801:Humans; D008855:Microscopy, Electron, Scanning