The diagnosis is atrial tachycardia with variable (2:1 and 3:1) atrioventricular (AV) block and intraventricular conduction delay. The rhythm is regular at a rate of 72 beats/min, although one longer ...

Wide complex tachycardia is a general term that refers to conditions that cause an unusually fast heart rate and a particular pattern on an EKG. Tachycardia is when your heart beats unusually fast, ...

Please provide your email address to receive an email when new articles are posted on . ORLANDO, Fla. — Cardiac resynchronization therapy may be detrimental in patients with right bundle branch block ...

Atrial fibrillation with a rapid ventricular response Left bundle branch block This ECG is considered "SVT with aberrancy" due to the atrial fibrillation with a fast ventricular rate and a wide QRS ...

The rhythm is regular at a rate of 100 bpm. All of the QRS complexes are wide (duration 0.18 sec) except for two complexes which are narrower: Complex 6 (+) has a duration of 0.08 sec and complex 10 ( ...

A "pace-and-ablate" strategy substantially boosted survival for permanent atrial fibrillation (Afib) patients with a narrow QRS across the range of left ventricular ejection fraction (LVEF), the ...