When the impulses are properly synchronized, you have a normal heartbeat. Ventricular tachycardia occurs when the delivery of impulses is out of sync, causing the lower chambers to beat too fast. This ...

Embryologically in single ventricle we are dealing with persistence of the primitive state of the bulboventricular loop, due to a lack of expansion of the atrial canal to the right during the process ...

in obese patients and explore the clinical value of the left ventricular pressure - strain loop (LV - PSL). Methods: Thirty - eight obese patients (body mass index ≥ 30 kg/m 2) were enrolled ...

Feb. 3, 2025 — Maternal vitamin D levels in the first trimester were related to both prenatal growth and pregnancy outcomes, according to a new study. Low vitamin D levels during the first ...

Heart rate (HR) affects heart failure outcomes, via uncertain mechanisms that may include left ventricular remodeling. However ... or maximally tolerated doses (defined as carvedilol ≥25 mg BID or ...

Ventricular tachycardia is an abnormally fast heart beat (with three or more consecutive heart beats at least 100 beats per minute) that originates from one of the ventricles in the heart. The ...

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 ...

SPECT of cardiac perfusion and blood pools provides ungated 3-dimensional and gated 4-dimensional (4D) datasets of the ventricular myocardium. Modern reconstruction and review ... Although the EF is ...

If you'd asked us a few years ago if we’d heard of Loop Earplugs, we wouldn’t have known what you meant. After all, a device which lets you control the loudness of your surroundings seems too ...