EKG - Medical Exam Prep

Prolongation of the QT Interval

Sep 10, 2024 | 0 comments

Prolongation of the QT interval can lead to a life-threatening ventricular arrhythmia known as torsades de pointes, which can result in sudden cardiac death. There are a number of widely used drugs that are known to cause QT prolongation. The QT interval The QT...

Recognising Myocardial Infarction Patterns on the ECG

Jun 10, 2022 | 3 comments

Being able to rapidly identify an acute myocardial infarction (MI) pattern on the ECG is a vitally important skill for clinicians, particularly those that work front line in the Emergency Department. MI causes permanent damage to heart muscle and any delay in...

Test Your ECG Knowledge – Anatomy & Physiology

Apr 10, 2021 | 5 comments

Test your knowledge of the anatomy and physiology of the ECG with these questions. 1. Which of the following is the correct location of the sino-atrial (SA) node? A. Right atriumB. Left atriumC. Right ventricleD. Inter-atrial septumE. Inter-ventricular septum Show...

The Basics of ECG Interpretation (Part 3 – Waves, Segments & Intervals)

Mar 6, 2016 | 10 comments

Waves, Segments & Intervals In Part 2 of ‘The Basics of ECG Interpretation’, we learnt how to calculate the rate, rhythm and axis. After this has been done the final step in ECG interpretation should be the evaluation of the waves, segments and intervals. ...

The Basics of ECG Interpretation (Part 2 – Rate, Rhythm and Axis)

Feb 7, 2016 | 7 comments

The ECG Tracing In Part 1 of ‘The Basics of ECG Interpretation’, we learnt that the ECG is a simple diagnostic test that records the electrical activity of the heart over a set time period. The ECG machine does this by creating a trace in which voltage is plotted on...