II. Indications

  1. EKG criteria for diagnosis of acute Myocardial Infarction when Left Bundle Branch Block is present

III. Criteria

  1. ST segment elevation of 1 mm or more if in same direction (concordant) as QRS Complex in any lead
    1. Score: 5 Points
  2. ST segment depression of 1 mm or more in any lead from V1 to V3
    1. Score: 3 Points
  3. ST segment elevation of 5 mm or more in opposite direction (discordant) of QRS Complex
    1. Score: 1 Point

IV. Interpretation

  1. Score of 3 or more suggests acute Myocardial Infarction

V. Efficacy

Images: Related links to external sites (from Bing)

Related Studies (from Trip Database) Open in New Window