Nontraumatic Spondylolisthesis of the Axis with Cervical Kyphosis

Figure 3

(a) The facet joint of C2/3 was transitional. (b) The facet joint of C3/4 was posteromedial, (c, d) C2 vertebra rotated to the right and to the lower vertebra.

(a)

(b)

(c)

(d)