ECG

STEMI Equivalents: Wellen’s Syndrome (Ode to Dr. Hein Wellens)

We decided to make a series where we talk about STEMI equivalents and we’ll hit on each one in different posts. To kick things off, we’re going to start with Wellen’s Syndrome. Why are we specifically hitting here? Because one of the the founding fathers of electrophysiology unfortunately passed this year and this is an …

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Recognizing a Subtle STEMI (Occlusion Myocardial Infarction)

For those who wish to hear our lecture on Youtube: here is the video Normal Cardiac Cell Depolarization It’s important to understand the effects of myocardial ischemia and how they manifest on the ECG. The normal resting potential is approximately -90 millivolts which is caused by the sodium potassium pump. This pump creates an electrolyte …

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Wide Complex Tachycardia: SVT with Aberrancy vs VT, WPW, TCA OD, and HyperK

For you YouTube video: What exactly is a wide complex tachycardia (WCT)? A WCT is a rhythm with a ventricular rate over 100 bpm and a QRS complex ≥ 120ms (3 small boxes). We’ll be hitting on the following topics: SVT with aberrancy VS ventricular tachycardia Atrial fibrillation with preexcitation (Wolff-Parkinson-White Syndrome) Tricyclic antidepressant (TCA) …

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The Silent Death of the Young: Hypertrophic Obstructive Cardiomyopathy (HOCM)

You have a 14 year old male patient who experienced a syncopal episode. You quickly obtain a 12-lead and this is what you see: Based off of the title, you can gather that this is hypertrophic obstructive cardiomyopathy (HOCM). This is the most common type of genetically transmitted cardiomyopathy. Many primary care physicians now acquire …

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Reperfusion AIVR

You respond to a 60 Y/O male patient complaining of substernal chest discomfort. After working in his garage for several hours, patient came inside and sat on his couch. Shortly after sitting down, patient started to experience 4/10 substernal chest discomfort. Shortly thereafter, patient contacts his neighbor who happens to be a cardiologist. Patient’s neighbor …

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