Atlantoaxial rotatory fixation (AARF) and subluxation are conditions that affect ... These conditions can lead to significant neck pain and restricted movement, and they are often associated ...

posttraumatic neck-pain, gradually appearing signs of medullary compression and an asymptomatic group. Eight patients had atlanto-axial instability. Six had interlaminar fusion between atlas and axis.

Atlantoaxial instability (AAI) is a condition primarily affecting small breed dogs, particularly those with congenital predispositions. It involves instability at the atlantoaxial joint ...