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There are clearly extra QRS complexes that are of different morphology compared to the QRS complexes with preceding p waves, ie, the sinus beats. The extra QRS complexes are broader and bigger ...

Correct interpretation of an electrocardiogram may prompt life-saving, emergency measures; incorrect interpretation may delay care with life-threatening consequences. Currently, there is no uniform ...

ECG was invented more than 100 years ago. [1] Despite many technical advances in the field of emergency cardiology, the basic 12-lead ECG still remains a cornerstone test in the acute diagnosis of ...

A rather anxious 23-year-old man attends with palpitations. A careful history suggests simple ectopic beats, perhaps exacerbated by his anxiety. There are no red flags in the history, he is a ...

AN electrocardiogram (often referred to as ECG or EKG) is the most-ordered heart test. An ECG is required for virtually every patient being evaluated for a heart-related issue or heart-related symptom ...