“…An osteoid osteoma in the spine shows a 70% to 100% propensity for posterior element involvement [6,8,16]. Excluding the posterior elements, cervical spinal osteoid osteomas have been reported in the dens axis [22], the lateral mass of C1 [4] or C5 [7], the vertebral body of C2 [4,20] or C3 [28], the transverse process of C2 [2] or C4 [21], and the pedicle of C3 [29], C5 [25,29], or C6 [18]. To our knowledge, however, there has not been any report of an osteoid osteoma in the pedicle of C2.…”