Chapter 11. Interpreting a 12 Lead ECG

  1. Philip Jevon RGN, BSc (Hon), PGCE Resuscitation Officer Clinical Skills Lead Honorary Clinical Lecturer

Published Online: 4 SEP 2009

DOI: 10.1002/9781444318388.ch11

ECGs for Nurses, Second Edition

ECGs for Nurses, Second Edition

How to Cite

Jevon, P. (2009) Interpreting a 12 Lead ECG, in ECGs for Nurses, Second Edition, Wiley-Blackwell, Oxford, UK. doi: 10.1002/9781444318388.ch11

Author Information

  1. Manor Hospital, Walsall, UK

Publication History

  1. Published Online: 4 SEP 2009
  2. Published Print: 11 SEP 2009

ISBN Information

Print ISBN: 9781405181624

Online ISBN: 9781444318388



  • interpreting 12 lead ECG;
  • 12 lead ECG role in acute myocardial infarction diagnosis;
  • principles of interpreting a 12 lead ECG;
  • ventricular hypertrophy and increased electrical activity;
  • ECG changes with myocardial infarction;
  • localising myocardial infarction from ECG;
  • Q wave and non-Q wave infarctions;
  • ECG changes with myocardial ischaemia;
  • ST segment depression;
  • left bundle branch block and ECG changes


This chapter contains sections titled:

  • Introduction

  • Learning Outcomes

  • Systematic Approach to the Interpretation of a 12 Lead ECG

  • ECG Changes Associated with Myocardial Infarction

  • ECG Changes Associated with Myocardial Ischaemia

  • ECG Changes Associated with Bundle Branch Block

  • Chapter Summary

  • References