title: An unusual case of subluxation of C.3-C.4.
abstract: A case is reported of spontaneous subluxation of C.3 on C.4 in a 6-year-old boy due to an upper respiratory infection after surgical treatment for muscular torticollis.
mesh_terms: D002574:Cervical Vertebrae; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D004204:Joint Dislocations / Q000209:etiology / Q000601:surgery; D008297:Male; D009132:Muscles / Q000601:surgery; D011183:Postoperative Complications / Q000601:surgery; D012141:Respiratory Tract Infections / Q000150:complications* / Q000188:drug therapy; D013124:Spinal Injuries / Q000209:etiology* / Q000601:surgery; D014103:Torticollis / Q000601:surgery*; D014143:Traction