The New England Journal of Medicine

Electrocardiographic Criteria in the Differential Diagnosis of Pre-Excitation (Wolff–Parkinson–White Syndrome) and Arteriosclerotic Heart Disease

THE electrocardiographic picture of prolonged QRS-complex duration with short PR interval was the subject of isolated reports 1,2 until Wolff, Parkinson and White 3 described the clinical syndrome of ...
Medical Xpress

PR interval prognostic of cardiac resynchronization Tx outcome

(HealthDay)—For patients with advanced systolic heart failure, the impact of cardiac resynchronization therapy with defibrillation (CRT-D) varies according to PR interval, according to research ...
The New England Journal of Medicine

Therapy of Atrioventricular Block

PROLONGATION of the PR interval beyond 0.20 second may occur in many disorders including acute myocardial infarction, aortic stenosis, severe aortic insufficiency, adrenal insufficiency, rheumatic ...
Nature

Correction of a short cardiac PR interval in a 12-year-old girl with late-onset Pompe disease following enzyme replacement therapy

To the Editor: We read with interest the article titled “Cardiovascular Abnormalities in Late Onset Pompe Disease and ERT” by Forsha et al. 1. Ninety patients were randomized 2:1 to enzyme replacement ...