title: A case of congenital onychoheterotopia on both fifth fingers.
abstract: The present report illustrates the extremely rare clinical features of congenital onychoheterotopia (ectopic nail). The amino-acid composition of congenital ectopic nail was estimated, and the surface of nail clippings was compared to the patient's normal nail using scanning electron microscopy.
authors.affiliation: Department of Dermatology, Saitama Central Hospital, Japan.
authors.forename: K
authors.initials: K
authors.lastname: Aoki
authors.forename: Y
authors.initials: Y
authors.lastname: Hataba
mesh_terms: D000328:Adult; D000596:Amino Acids / Q000032:analysis; D005260:Female; D006801:Humans; D008855:Microscopy, Electron, Scanning; D009262:Nails / Q000737:chemistry / Q000648:ultrastructure; D009264:Nails, Malformed
chemical_list: D000596:Amino Acids