Atlantoaxial Synovial Cyst Associated with Instability in a Chihuahua
(a) Control CT scan after 2 years. The cyst appears not to have recurred; only a slight ventral cord compression elicited by the apex of the dens is visible (arrow). (b) Three-dimensional CT reconstruction showing the satisfactory positioning of the atlas and axis, and the loosening of the axial screws (arrow).
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