Making Sense of the ECG

Andrew R Houghton is a Consultant Cardiologist at United Lincolnshire Hospitals NHS Trust and Visiting Fellow, University of Lincoln, Lincolnshire, UK

Anatomy and physiology. PQRST: Where the waves come from. Performing an ECG recording. Reporting an ECG recording. Heart rate. An approach to heart rhythms. Supraventricular rhythms. Ventricular rhythms. Conduction problems. The axis. The P wave. The PR interval. The Q wave. The QRS complex. The ST segment. The T wave. The QT interval. The U wave. Artefacts on the ECG. ECG interpretation in athletes. Pacemakers and implantable cardioverter-defibrillators. Ambulatory ECG recording. Exercise ECG testing Appendix 1: Glossary Appendix 2: ECG resources Appendix 3: Help with the next edition.