electrical alternans

Weekly Workout September 6, 2021
STAT ECG Diagnoses: the differentials to consider when dealing with ST segment elevation and an impressive syndrome

A 61-year-old woman presents the ED for evaluation of a possible acute stroke. She woke up unable to walk due to bilateral lower extremity weakness and is now also feeling…

Weekly Workout August 30, 2021
Potpourri of cases: the most common ECG findings in pulmonary embolism, electrical alternans, and so much more!

A 72-year-old woman presents the ED with atypical chest pain. She is found to be mildly tachycardic. The following ECG is obtained:

Weekly Workout March 22, 2021
STAT ECG Diagnoses: is this ST segment elevation due to early repolarization or a large STEMI?

 A 38-year-old male presents to the ED with acute chest pain. The following ECG is obtained:

Weekly Workout September 25, 2017
ECG Basics & Fundamentals: electrical alternans is present in less than 1/3 of patients with proven cadiac tamponade

A 56-year-old woman with history of breast cancer presents to the ED with chest pain and dyspnea. She is found to be afebrile, tachypneic, and tachycardic with a normal blood…

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