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Test Findings

Left Axis Deviation

April 24th, 2019


Left axis deviation occurs when the direction of cardiac depolarisation lies between -30° and -90°.
  • Look For

  • Positive lead I with negative leads II and aVF.
  • Left Axis Deviation
  • Causes of Left Axis Deviation

  • Left ventricular hypertrophy
  • Myocardial infarction
  • Left anterior fascicular block
  • Aortic stenosis
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