A review of the ECG changes seen in beta-blocker and calcium-channel blocker poisonings, including propranolol and sotalol, with example ECGs.
3rd degree AV block is characterised by complete AV dissociation, with no supraventricular impulses conducted to the ventricles
Atrial Fibrillation (AF) is the most common sustained arrhythmia. Lifetime risk over the age of 40 years is ~25%. ashman phenomenon
Atrial flutter is a type of supraventricular tachycardia caused by a re-entry circuit within the right atrium
A review of normal T wave morphology as well common abnormalities including peaked, hyperacute, inverted, biphasic, 'camel hump' and flattened T waves