This article is the first 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.
It’s one of the first arrhythmias we all learn and it seems so simple. Sinus tachycardia is a regular rhythm faster than 100 bpm with a sinus P-wave before each QRS, right?
Well, let’s examine some of its finer points.
I’m going to tell you that the ECG above does not show sinus tachycardia.
For the rest of the discussion, please follow this link or click the ECG above.