Atlantoaxial dislocation.
Braganza
Sandra F
SF
Children's Hospital at Montefiore, Bronx, NY, USA.
D001268:Atlanto-Axial Joint; D004314:Down Syndrome / Q000150:complications*; D006801:Humans; D004204:Joint Dislocations / Q000150:complications / Q000175:diagnosis; D007593:Joint Instability / Q000150:complications / Q000175:diagnosis