Dr. Smith's ECG Blog

SEPTEMBER 7, 2020

The Differential Diagnosis is: SVT with aberrancy(#) [AVNRT vs. WPW (also called AVRT*)] Atrial flutter with 1:1 conduction, with aberrancy VT coming from the anterior fascicle ( fascicular VT )@ *AVRT = AV Reciprocating Tachycardia (Tachycardic loop that uses both the AV node and an accessory pathway.

Tachycardia 52

Tachycardia Heart Disease Dysrhythmia Ablation 52

Dr. Smith's ECG Blog

DECEMBER 24, 2023

Atrial flutter with 2:1 conduction. The atrial flutter rate is approximately 200 bpm, with 2:1 AV conduction resulting in ventricular rate almost exactly 100 bpm. Further history revealed she had new onset atrial flutter soon after her aortic surgery, and was put on flecainide approximately 1 month ago.

Atrial Flutter 127

Atrial Flutter Blog Aortic Aortic valve 127

Dr. Smith's ECG Blog

FEBRUARY 6, 2025

Previously healthy, taking no medication and exercising regularly. No anginal symptoms asymptomatic during physical exercise. That said there were no clinical symptoms or ECG findings suggestive of ongoing ischemia. Below in Figure-1 is this patient's admission ECG. How will you manage this patient? or is wider than 130 msec.,

Tachycardia 72

Tachycardia Arrhythmia Atrial Flutter Ablation 72