Dr Yassir Javaid, GPwSI in cardiology and echocardiography, asks what these ECGs could signify. Question 1 What does this ECG show? A Ventricular bigeminy B Ventricular trigeminy C Supraventricular ...

1. Read the ECG print out. The ECG interpretive software is usually very accurate at working out the heart rate 2. If the rhythm is regular, you can calculate 300 divide by the number of large squares ...