EMS 12-Lead: The 12 Rhythms of Christmas – First Degree AV-Block

This article is the fourth in our latest series, The 12 Rhythms of Christmas, where each day we examine a new rhythm disorder. It’s a continuation of the theme behind last year’s 12 Leads of Christmas.

An 84 year old male presents with a chief complaint of abdominal pain. The ECG below is performed:

What is this rhythm?

For the answer and the rest of the discussion please follow this link or click the ECG above.

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