Dr. Smith's ECG Blog

DECEMBER 24, 2023

Flecainide : This is a potentially dangerous Na channel blocker which can cause ventricular dysrhythmias including ventricular fibrillation. Before continuing flecainide, he had me get on a treadmill at full dose and at full exercise (18 minutes) and measured the QRS to be certain that the QRS did not lengthen at all. Coincidence?).

Atrial Flutter 128

Atrial Flutter Blog Aortic Aortic valve 128

Dr. Smith's ECG Blog

SEPTEMBER 19, 2023

A b rief chart review revealed his most recent echo in 2018, with LV EF 67%, “very small” inferior wall motion abnormality. If you don't know what the dysrhythmia is, then try procainamide. Over past 3 months, he has had similar intermittent episodes of sharp chest pain while running, but none at rest. What to do now?

Tachycardia 139

Tachycardia Cardiogenic Shock Angina Coronary Angiogram 139

Dr. Smith's ECG Blog

SEPTEMBER 7, 2020

Meyers, Smith; Weingart wrote an extensive review on Idiopathic VT in the September 14, 2018 post of Dr. Smith’s ECG Blog. 14, 2018 post adds a series of PEARLS on “My Take” regarding this subject. As a result — it’s worth briefly reviewing this entity of “ Idiopathic ” VT. My Comment at the bottom of this Sept.

Tachycardia 52

Tachycardia Heart Disease Ablation Dysrhythmia 52