Hypoplasia of the odontoid with atlanto-axial subluxation in Hurler's syndrome.
There appears to be an increased incidence of hypoplasia of the odontoid in Hurler's syndrome. As this predisposes to atlanto-axial subluxation, it should be sought in this mucopolysaccharidosis, as well as in Morquio's syndrome.
D001268:Atlanto-Axial Joint / Q000000981:diagnostic imaging / Q000293:injuries*; D001368:Axis, Cervical Vertebra / Q000002:abnormalities*; D002675:Child, Preschool; D006801:Humans; D004204:Joint Dislocations / Q000000981:diagnostic imaging / Q000209:etiology*; D008297:Male; D008059:Mucopolysaccharidosis I / Q000150:complications*; D009809:Odontoid Process / Q000002:abnormalities* / Q000000981:diagnostic imaging; D011859:Radiography