massive pulmonary embolus

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Massive pulmonary embolus is characterised by:

  • sudden circulatory collapse:
    • hypotension
    • cold peripheries
    • cyanosis
    • central chest pain due to myocardial isachaemia
  • hyperventilation
  • neck vein engorgement
  • coma
  • ECG changes - S1,Q3,T3 with right axis deviation and right bundle branch block

Last reviewed 01/2018