title: Atlantoaxial instability in Down syndrome: subject review. American Academy of Pediatrics Committee on Sports Medicine and Fitness.
mesh_terms: D001265:Athletic Injuries / Q000517:prevention & control; D001268:Atlanto-Axial Joint; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging; D004314:Down Syndrome / Q000150:complications*; D006801:Humans; D007593:Joint Instability / Q000150:complications / Q000000981:diagnostic imaging*; D011859:Radiography