Heart Rhythm

Hearts should have normal rhythm to their beats, but when these beats are out of synch, it causes inefficient pumping of blood. Irregular heart arrhythmias occur when the electrical signals that coordinate the heart's beats do not work properly. This can cause beats that are too fast (tachycardia), or too slow (bradycardia). Tachycardias include atrial fibrillation (AFib), supraventricular tachycardia, ventricular fibrillation, and ventricular tachycardia (VT). Bradycardias include sick sinus syndrome and conduction block. Electrophysiology arrhythmia treatments include medications, life style changes, and the EP lab interventions of catheter ablation, and implantable pacemakers or defibrillators.

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Mechanical hyperventilation could streamline cardiac ablation

A medical technique that involves safely hyperventilating conscious, unmedicated patients could facilitate the use of radiotherapy for cardiac ablation, according to research published in Frontiers in Physiology

January 20, 2020

HRS, CTA pen consumer guidelines for CV wearables

The Heart Rhythm Society and Consumer Technology Association will debut new consumer guidelines this week focused on wearables that detect and monitor cardiovascular metrics.

January 7, 2020

Warfarin more harmful to bone health than DOACs

A study published in JAMA Internal Medicine last month found that direct oral anticoagulants were more effective in minimizing AFib patients’ risk of experiencing fracture than warfarin, supporting the theory that the blood thinner might be harmful to bone health.

December 20, 2019

Researchers reprogram fat-derived stem cells to act as biologic pacemakers

Researchers at the University of Houston are pioneering a unique method for developing biological pacemakers: converting stem cells found in fat to biologic pacemaker cells.

December 19, 2019

Researchers rig CIEDs to help track, predict AFib

New research out of Spain suggests we’re one step closer to personalized medicine for patients with atrial fibrillation.

December 16, 2019

Obesity mutes efficacy of sodium channel blockers for those with AFib

Atrial fibrillation patients who are obese are less likely to respond to sodium channel blockers than their normal-weight peers, according to a new study.

December 11, 2019

Prescribing OACs in the ED increases long-term use by 30%

Patients with atrial fibrillation may be more likely to stick to a regimen of oral anticoagulation if they’re first prescribed OACs in the emergency department, according to a study published Dec. 9 in the Canadian Medical Association Journal

December 9, 2019
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Brushing teeth frequently may lower risk of AFib, heart failure

Brushing teeth three or more times a day could dramatically lower a person’s risk for CVDs like heart failure and atrial fibrillation, according to preliminary research out of Ewha Womans University in Seoul, South Korea.

December 4, 2019

Around the web

Eleven medical societies have signed on to a consensus statement aimed at standardizing imaging for suspected cardiovascular infections.

Kate Hanneman, MD, explains why many vendors and hospitals want to lower radiology's impact on the environment. "Taking steps to reduce the carbon footprint in healthcare isn’t just an opportunity," she said. "It’s also a responsibility."

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