spondyloepiphyseal dysplasia, Reardon type
Spondyloepiphyseal dysplasia, Reardon type is an extremely rare type of spondyloepiphyseal dysplasia described in several members of a single family to date and characterized by short stature, vertebral and femoral abnormalities, cervical instability and neurologic manifestations secondary to anomalies of the odontoid process.