Correspondence to: Dr Julian Boullin Centre for Developmental Origins of Health and Disease, Mailpoint 887, University of Southampton, Southampton SO16 5YA, UK; jboullinsoton.ac.uk The cardiovascular ...

the Department of Medicine, Division of Cardiology, The New York Hospital–Cornell University Medical Center, New York, NY. Background Modification of atrioventricular (AV) conduction during atrial ...

Ventricular tachycardia is a type of arrhythmia, or abnormal heart rhythm. Sometimes called VT or V-tach, it’s an unusually fast heartbeat that starts in the lower part of your heart called the ...

A 21 year old man presented with multiple, recurrent episodes of complete atrioventricular (AV) block associated with swallowing. Electrophysiological study revealed an AV block with swallowing of ...

Mapping is the term used to describe the process of creating a 3D model of a cardiac chamber to guide the delivery of ablation therapy. The initial model is anatomical, outlining the endocardial ...

Antiarrhythmic drugs (AAD) play an important role in the management of arrhythmias. Drug interactions involving AAD are common in clinical practice. As AADs have a narrow therapeutic window, both ...

Modern art has always been a battleground — and the highly influential Museum of Modern Art has been partisan since its inception. Architectural historian Patricio Del Real discusses two differing ...

Editor’s note (July 2020): In this essay from 1955 C. Northcote Parkinson described and defined the natural tendency for officials to make more work for each other. The charts have been updated to fit ...

The real (price adjusted) stock of orders in manufacturing was up 1.8% in November 2025 compared with October 2025 after seasonal and calendar adjustment, according to provisional figures of the ...