Hangman's fracture is-: (A) Subluxation of C5 over C6, (B) Fracture dislocation of C2, (C) Fracture dislocation of ankle joint, (D) Fracture of odontoid
Answer is B. * Hangman's fracture is bilateral fracture of the pars interaicularis of axis (c2) with traumatic sponsylolisthesis of axis (C2) over C3 veebrae. Thus Hangman's fracture is not simply a fracture, but fracture dislocation of axis (C2). Ref: Surgical treatment of ohopedic trauma 4th/e p.116