#dislocation  a displacement of a part (especially a bone) from its normal position (as in the shoulder or the vertebral column)
  supertype:  harm__injury__hurt__trauma  any physical damage to the body caused by violence or accident or fracture etc.
  subtype:  abarticulation  dislocation of a joint
  subtype:  diastasis  separation of an epiphysis from the long bone to which it is normally attached without fracture of the bone
  subtype:  spondylolisthesis__spondylolisthesi  a forward dislocation of one vertebra over the one beneath it producing pressure on spinal nerves

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