Atlantoaxial subluxation - rheumatoid arthritis
Progressive neurological symptoms.
Loading Stack -
0 images remaining
Abnormally increased atlantoaxial distance measures 15 mm associated with pre and paradental pannus formation causing significant posterior subluxation of the dens with the cervical cord being compressed between the dens and posterior arch of the atlas. Subsequent abnormal high T2 of the cervical cord opposite the level of C1 is noted as well. No evidence of axial (C1) rotation.