Remove Arrhythmia Remove Chest Pain Remove Dysrhythmia
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WHAT EXACTLY IS AN ARRHYTHMIA?

Dr. Sanjay Gupta

The word arrhythmia comes from two Greek words. So arrhythmia literally means absence or loss of rhythm. A cardiac arrhythmia therefore means loss of cardiac rhythm. It is important that the term dysrhythmia is never enough as a complete diagnosis. These include breathlessness, chest pain, dizziness or even blackouts.

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Very fast regular tachycardia: 2 ECGs from the same patient. What is going on?

Dr. Smith's ECG Blog

This was written by Magnus Nossen, from Norway, with comments and additions by Smith A 50 something smoker with no previous medical hx contacted EMS due to acute onset chest pain. Upon EMS arrival the patient appeared acutely ill and complained of chest pain. Is it sinus or is it a supraventricular dysrhythmia?

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A man in his 70s with weakness and syncope

Dr. Smith's ECG Blog

He denied chest pain or shortness of breath. In the clinical context of weakness and fever, without chest pain or shortness of breath, the likelihood of Brugada pattern is obviously much higher. There were no dysrhythmias on cardiac monitor during observation. See below for PM Cardio digitized version of this.

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What is the rhythm? And is there new left bundle branch block (LBBB)?

Dr. Smith's ECG Blog

A 90 yo with a history of orthostatic hypotension had a near syncopal event followed by chest pain. Chest pain was resolved upon arrival in the ED. Idioventricular rhythm is a common "reperfusion arrhythmia." The second explanation (AIVR), whether as a reperfusion dysrhythmia or not, seems most likely.

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A teenager involved in a motor vehicle collision with abnormal ECG

Dr. Smith's ECG Blog

ECG of pneumopericardium and probable myocardial contusion shows typical pericarditis Male in 30's, 2 days after Motor Vehicle Collsion, complains of Chest Pain and Dyspnea Head On Motor Vehicle Collision. Gunshot wound to the chest with ST Elevation Would your radiologist make this diagnosis, or should you record an ECG in trauma?

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STEMI with Life-Threatening Hypokalemia and Incessant Torsades de Pointes

Dr. Smith's ECG Blog

A late middle-aged man presented with one hour of chest pain. Could the dysrhythmias have been prevented? IV administration of potassium is indicated when arrhythmias are present or hypokalemia is severe (potassium level of less than 2.5 Most recent echo showed EF of 60%. He had recently had a NonSTEMI. mmol/L, 0.9 +/- 0.4

STEMI 52
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Atrial fibrillation? Multifocal Atrial Tachycardia? Don't look at computer read until AFTER you interpret!

Dr. Smith's ECG Blog

This 60-something with h/o COPD and HFrEF (EF 25%) presented with SOB and chest pain. Atrial dysrhythmias, and atrial fi brillation in particular, are frequently misdiagnosed by computer algorithms and then by the physician who overreads them. How can you avoid overlooking this arrhythmia? GET a 12-lead!