title: [Diagnostic image (45). Ochronosis].
abstract: In a 70-year-old woman, in whom ochronosis (alkaptonuria) was diagnosed at the age of 54, bluish discolouration of the cartilage of the ears was observed.
authors.affiliation: St. Antonius Ziekenhuis, afd. Reumatologie, Koekoekslaan 1, 3435 CM Nieuwegein.
authors.forename: E J
authors.initials: EJ
authors.lastname: ter Borg
mesh_terms: D000368:Aged; D049308:Dioxygenases; D004425:Ear Cartilage / Q000473:pathology*; D005260:Female; D020022:Genetic Predisposition to Disease; D050560:Homogentisate 1,2-Dioxygenase; D006713:Homogentisic Acid / Q000378:metabolism*; D006801:Humans; D009794:Ochronosis / Q000235:genetics / Q000378:metabolism* / Q000473:pathology; D010105:Oxygenases / Q000172:deficiency
chemical_list: D010105:Oxygenases; D049308:Dioxygenases; D050560:Homogentisate 1,2-Dioxygenase; D006713:Homogentisic Acid