Remove Ablation Remove Chest Pain Remove Dysrhythmia
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A young man with another episode of tachycardia. What is it? And why give adenosine in sinus rhythm?

Dr. Smith's ECG Blog

Written by Bobby Nicholson MD and Pendell Meyers A man in his 30s presented to the ED for evaluation of chest pain and palpitations. At this point, the patient had been symptomatic for almost 5 hours, appeared unwell with chest pain and diaphoresis. An accessory pathway was identified and was ablated.

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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. The second explanation (AIVR), whether as a reperfusion dysrhythmia or not, seems most likely. His previous ECG was normal. What is it? Answer below.

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Back to basics: what is this rhythm? What are your options for treating this patient?

Dr. Smith's ECG Blog

She reports that she is now unable to vagal out of her palpitations and is having shortness of breath and dull chest pain. But adenosine only lasts for seconds, and if the dysrhythmia recurs, then the adenosine is gone. Prevent the initiation of the dysrhythmia -- this can be done with a beta blocker by prenenting PACS 2.