Cardiology

The underestimated risk of mitral regurgitation

Mitral regurgitation is a disease in which the valve between the left atrium and left ventricle starts to leak, so that blood refluxes with each heartbeat. Typical symptoms of mitral regurgitation are increasing fatigue, ...

Cardiology

First-ever transient pacemaker harmlessly dissolves in body

Researchers at Northwestern and George Washington (GW) universities have developed the first-ever transient pacemaker—a wireless, battery-free, fully implantable pacing device that disappears after it's no longer needed.

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