Fig. 3
A 23-year-old male patient. a and b, preoperative cevical CT showed multiple high-density shadows in the surrounding soft tissue, the bone resorption and pathological fracture due to the gout. c, very few pathological tissues were obtained. Postoperative pathology showed spinal gout stone crystallization. d, one-year postoperative CT showed the atlantoaxial fracture end was more sclerotic than before, and the internal fixation was stable without loosening. f, X-ray examination showed no loosening of screws 1 year after operation