Learning objectives

Interpret the following ECGs and describe the underlying mechanisms and physiology behind the diagnoses:
  • Normal
  • Early repolarization
  • Limb lead reversal
  • Acute and evolving pericarditis
  • Right and left bundle branch block
  • Left and right ventricular hypertrophy
  • Myocardial ischemia
  • hyperkalemia and hypokalemia
  • Wolff-Parkinson-White pattern