Global Template: Site Wide Global Lesson Template

Training for responsible conduct of research (aka CITI training)

Learning Goals Identify and apply principles in the Belmont Report to human subjects research Describe different sources of vulnerability in regard to human subjects research List IRB requirements for conducting research involving human subjects Identify types of review and risks associated with conducting records-based research Summarize ethical issues and U.S. government regulations for ethical review […]

Arrhythmia syndromes

https://youtu.be/o9mg8ejmJ28 In this video (scrub through the video to see chapters) 00:07 Arrhythmia syndromes 00:54 Wolff-Parkinson-White syndrome 09:07 Long QT syndrome 15:12 Never trust the computer’s QT interval measurement! 16:46 Brugada syndrome 18:54 Short QT syndrome

ST segments

https://youtu.be/poZwjetjP1Q In this video (scrub through the video to see chapters) 00:06 ST segments 01:36 Pathophysiology of ST segment displacement 02:54 Causes of ST segment displacement 05:55 Early repolarization 07:40 Pericarditis 10:27 ST segment elevation myocardial infarction (“STEMI”) 17:45 Evolution of ischemic changes on the ECG 20:23 Miscellaneous causes of ST displacement

Bundle branch block

https://youtu.be/k2MpGA_75Fc In this video (scrub through the video to see chapters) 00:09 Bundle branch block 02:34 ECG diagnosis of bundle branch block 03:24 Ventricular depolarization in LBBB 06:43 Ventricular depolarization in RBBB 11:09 Causes of RBBB 13:00 Example of LBBB 15:14 Causes of LBBB 16:15 WiLLiaM MoRRoW 17:45 Left anterior hemiblock 19:28 Left posterior hemiblock

Hypertrophy

https://youtu.be/NligcQOt22M In this video (scrub through the video to see chapters) 00:09 Hypertrophy 01:49 Radiographic, echocardiographic, and pathological correlates 06:02 Atrial enlargement 12:36 Right ventricular hypertrophy 16:13 Left ventricular hypertrophy 22:28 Biventricular hypertrophy

Measuring axis

https://youtu.be/Eh36Z8_oHfI In this video (scrub through the video to see chapters) 0:50 The “vector” for the heart’s activity 03:24 The chest (precordial) leads 04:18 The vectors for the frontal plane leads 10:10 Determining axis: Method 1 (more precise) 12:38 Measuring axis: Method 2 (less precise) 15:18 P Wave axis 19:39 QRS axis

Measuring intervals and voltage

https://youtu.be/FO-TR3V5Pk8 In this video (scrub through the video to see chapters) 00:12 Measuring intervals and voltages 00:32 Standard ECG Calibration 02:55 RR Interval 05:24 PR Interval 06:17 QRS Duration 10:08 QT Interval 13:48 Now let’s measure some voltages!

Normal sinus rhythm

https://youtu.be/QUHXcqWGQt0 In this video (scrub through the video to see chapters) 00:09 Normal sinus rhythm 01:03 Conduction through the heart during normal sinus rhythm 08:21 Think of heart rhythm as a relay race 10:50 Gap junctions: How cardiac cells communicate electrically 11:05 Systematic approach to interpreting the ECG 12:24 Five criteria for normal sinus rhythm 21:06 Two common misconceptions 22:12 References

Understanding the ECG

https://youtu.be/rynLo_vOW3U In this video (scrub through the video to see chapters) 00:37 Understanding the ECG—the electrical activity in the cell 03:22 The normal conduction pathway through the heart 06:06 The vectors for the different ECG leads 08:55 Setting up a grid system to map the ECG vectors 13:52 The depolarization wavefront through the heart 20:10 Repolarization through the heart 24:19 References

Ordering the ECG

https://youtu.be/qw6IgTgK7Ss In this video (scrub through the video to see chapters) 00:09 Ordering the ECG—indications to perform an ECG 06:18 Cost of an ECG 07:18 Ambulatory ECG monitoring and exercise testing