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Pronunciation: em'bo-lizm


  1. Obstruction or occlusion of a vessel by an embolus.
  2. In approximate common usage, any foreign substance that enters and is carried off in the vasculature by flowing blood (air embolism).

Synonym(s): anaphylactoid syndrome of pregnancy

[G. embolisma, a piece or patch; literally something thrust in]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.