#embolism  occlusion of a blood vessel by an embolus (a loose clot or air bubble or other particle)
  supertype:  occlusion  closure or blockage (as of a blood vessel)
  subtype:  air_embolism  fat_embolism  pulmonary_embolism
  part:  embolus__embolu  an abnormal particle (e.g. an air bubble or part of a clot) circulating in the blood

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