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Leads showing the site of the infarct

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

  • inferior infarct: this shows changes in the inferior leads (II,III,aVF)
  • anterior (small): leads V3,4
  • anterior (extensive): leads V2-5
  • anteroseptal infarct: leads V1-4
  • anterolateral infarct: (V4-6,I,aVL)
  • posterior infarct: mirror image changes in V1-2, tall and ST depression
  • lateral infarct: leads I,II,AVL
  • subendocardial: any lead, T wave inversion may be the only sign

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