Tag Zachary D. Goldberger MD FACC FAHA FHRS

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Questions This online section, designed for additional skill mastery, includes 50 ECG cases, grouped thematically. They are of varying levels of difficulty, ranging from entry level to much more challenging. Good luck! This part is self-scored. Working in small groups…

General Readers interested in understanding more about the underpinnings of electrocardiogram (ECG) interpretation should refer to the series of six scientific statements included in the Recommendations for the Standardization and Interpretation of the Electrocardiogram . These landmark articles, written under…

Part I: Basic Principles and Patterns Chapter 1: Essential Concepts: What is an ECG? Review An electrocardiogram ( ECG or EKG ) is a graphical (voltage as a function of time) recording of some of the electrical activity generated by…

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We have focused most of our attention on the major clinical uses of the electrocardiogram (ECG). This review and overview chapter (1) underscores some important limitations of the ECG, (2) reemphasizes its utility, and (3) discusses some common pitfalls to…

ECG Reading: General Principles This review chapter details a systematic approach to electrocardiogram (ECG) analysis. Accurate interpretation of ECGs requires thoroughness and care. Trainees should be encouraged to cultivate a comprehensive, disciplined method of reading ECGs that can be applied…

This chapter provides a brief introduction to an important aspect of everyday electrocardiogram (ECG) analysis related to the two major types of cardiac implantable electronic devices (CIEDs): pacemakers and implantable cardioverter–defibrillators (ICDs). The topic of implantable loop recorders (ILRs) is…

Cardiac arrest occurs when the heart stops contracting effectively and ceases to pump blood. Sudden cardiac arrest is not a single disease per se but a complex syndrome having several electrocardiogram (ECG) manifestations and multiple causes. Furthermore, sudden cardiac arrest…

Digitalis preparations (most commonly in the present era prescribed as digoxin) have been used in the treatment of heart failure and of certain supraventricular arrhythmias for over 200 years since their first description in the English scientific literature. However, digoxin can…