Gorham's disease is a rare disorder of unknown etiology and variable clinical presentation and is characterized by the proliferation of lymphatic vessels associated with massive regional osteolysis. Although 10 cases involving the skull and cervical spine have been reported in the literature, little is available concerning the surgical treatment of either atlantoaxial dislocation or basilar imp...

PURPOSE To investigate the usefulness of three-dimensional (3D) printing in complex spinal surgery. METHODS The study was conducted from October 2014 to March 2015 in Shenzhen Second Peoples' Hospital and 4 cases of complex severe spinal disorders were selected from our department. Among them one patient combined with congenital scoliosis, one with atlas neoplasm, one with atlantoaxial disloc...

tlantoaxial subluxation is a rare but well-recognized complication of ankylosing spondylitis. Anterior subluxation is most common, but vertical subluxation of the dens may also occur and may result in cervical myelopathy, lower cranial nerve palsy, or even sudden death due to cervicomedullary compression. Tongue paralysis due to isolated hypoglossal nerve palsy is also rare. In addition to occu...

Study Design Case report. Objective We report a case of spontaneous atlantoaxial rotatory fixation (AARF) presenting 9 months after onset in an 11-year-old boy. Methods This is a retrospective case report of spontaneous ankylosis of occiput to C2 following traction, manipulative reduction, and halo immobilization for refractory atlantoaxial rotatory fixation. Results The patient underwent tract...

Thirty patients with atlanto-axial subluxation were operated on using the Mitsui Memorial Hospital System. The follow-up averaged one and a half years, and the results were satisfactory in comparison with other operative methods, all patients regaining almost normal function. Stability and safety are the main advantages of this procedure, with almost complete correction of subluxation in most p...