We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. A 68-year-old male with morbid obesity and no past ...

2:1 atrioventricular block is a form of second-degree AV nodal block and occurs when every other P wave is not conducted through the AV node to get to the ventricles, and thus every other P wave is ...

What Is the Heart Conduction System? The heart conduction system is made up of cells, nodes, and signals that help your heart to beat. In fact, the cardiac conduction system is responsible for our ...

Peter Spector, M.D.; Nicole Habel, M.D. iii Shorthand convention meaning "advances the timing of the subsequent atrial activation." iv Delivered during His refractoriness v The conclusions that we are ...

The correct diagnosis is atrial tachycardia with variable block (Figure 2). Figure 2. Courtesy of Dr Podrid. The rhythm is basically regular at a rate of 50 beats/min, although the first and second ...

We reviewed randomized controlled trials, review articles and clinical practice guidelines to present a practical approach to the diagnosis and management of SVTs (Box 1). We focus on the most common ...

Metoprolol succinate 25mg, 50mg, 100mg, 200mg; scored ext-rel tabs. Toprol-XL Tablets are supplied in 100- and 1000-count bottles in the following strengths: 25 mg: white, biconvex, film-coated, oval, ...

Patients with atrioventricular (AV) block who don’t have an indication for cardiac resynchronization therapy (CRT) do better when treated with conduction-system pacing versus right ventricular septal ...

Abnormal heart rhythms (dysrhythmias) are caused by disturbances in electrical impulse generation or by abnormal conduction between chambers of the heart – principally within the sinus node, ...

An international team of scientists from Manchester, Montpellier and Copenhagen have identified why some endurance athletes experience a heart rhythm disturbance called ‘heart block’. The University ...