Heart Disease
Part of the Healio Network
Multifocal Atrial Tachycardia (MAT) ECG Review
Multifocal atrial tachycardia is a tachycardic version of wandering atrial pacemaker in which the atrial rate is greater than 100 beats per minute.
Part of the Healio Network
Takotsubo Cardiomyopathy ECG Review
The ECG findings in Takotsubo cardiomyopathy ― also known as stress-induced cardiomyopathy, broken-heart syndrome or apical-ballooning syndrome ― are nonspecific, meaning there is not one typical ECG appearance to diagnose this disease.
Part of the Healio Network
Introduction to ECG
An electrocardiogram is a picture of the electrical conduction of the heart. By examining changes from normal on the ECG, clinicians can identify a multitude of cardiac disease processes.
Part of the Healio Network
Limb Lead Reversal ECG Review
If the limb lead that was supposed to be attached to the right arm is put on the left arm — and vise-versa — a characteristic appearance will be seen on ECG that includes:
Part of the Healio Network
Prolonged QT Interval ECG Review
A prolonged QT interval has a variety of causes and can be a very serious ECG finding, as it may lead to the potentially fatal arrhythmia polymorphic ventricular tachycardia (Torsades de Pointes).
Part of the Healio Network
Trifascicular Block ECG Review
A trifascicular block is the combination of a right bundle branch block, left anterior or posterior fascicular block and a first-degree AV block (prolonged PR interval).