To improve the recognition of articulating facet displacement of lateral atlantoaxial joint (AFDLAJ). and to evaluate the significance of AFDLAJ in diagnosing atlantoaxial subluxation. Methods: The three-dimensional computed tomography (3D CT) imaging findings of 54 patients with atlantoaxial subluxation were retrospectively analyzed. and the imaging features of AFDLAJ were discussed. https://www.getpureroutine.com/