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Chapter 1

Level 1. Rhythms at a glance

There are several important and sometimes life-threatening rhythms that you should be able to recognize at a glance. Learn how to identify these rhythms instantly.
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7m
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Chapter 2

Level 2. Rapid and regular and broad

Here you learn how to differentiate between the different forms of regular broad complex tachycardias (the QRS complexes occur at regular intervals), a key skill in rhythm analysis.
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9m
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Chapter 3

Level 3. Rapid and regular and narrow

Learn about the different causes for regular narrow complex tachycardias and some valuable tricks on how to differentiate between them. Some of these tricks might even end the tachycardia entirely.
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15m
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Chapter 4

Level 4. The P waves are not normal

P waves can do funny things. They can be absent, their orientation can be abnormal, and they can show up where you wouldn’t normally expect them. Learn what that tells us about the cardiac rhythm.
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15m
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Chapter 5

Level 5. Too many P waves

Are you counting more P waves than QRS complexes on an ECG? This chapter will teach you the pearls and pitfalls when it comes to counting the Ps.
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8m
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Chapter 6

Level 6. High degree AV blocks

When there are more P waves than QRS complexes, high degree AV block might be at play. Learn what that that means and what forms of blocks there are.
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16m
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Chapter 7

Level 7. The basic rhythm and its interruptions

In this level, you’ll learn what we mean by “basic rhythm,” in what ways the basic rhythm can be interrupted, and what to make of it.
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6m
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Chapter 8

Level 8. Unexpected beats

In this module you’ll learn everything you need to know about premature beats or ectopic beats as they are also called.
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16m
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Chapter 9

Level 9. Pauses, Rhythm Cheat Sheet, and AV dissociation

Have you ever seen pauses on the ECG? In this module, we’ll teach you when to worry and when to keep cool.
3 lessons
23m
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Chapter 10

Level 10. Pacemakers

Differentiate between normal and abnormal pacemaker functions and learn to recognize the different pacemaker types used today.
2 lessons
17m
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Teachers of this course
Image of Franz Wiesbauer, MD MPH
Franz Wiesbauer, MD MPH
Franz is the founder and CEO of Medmastery. He is an internist with a specialization in cardiology and a master’s in public health from Johns Hopkins University.
Medmastery.com
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Image of Peter Kühn, MD
Peter Kühn, MD
Cardiologist. Former head of cardiology. Author of several popular ECG books.
Teacher Profile