Atlantoaxial subluxation in Morquio-Brailsford syndrome: report of two cases

Atlantoaxial subluxation with myelopathy is the most severe complication of Morquio-Brailsford syndrome. It is life threatening and if undiagnosed can cause serious problems. In this report, two cases with this complication are described, both of whom benefitted from operation. However, one patient died of respiratory failure a month later