Incompetent Valve
Also called insufficiency; a valve that is not working properly, causing it to leak blood back in the wrong direction
Cardiac
Infarct
The area of heart tissue permanently damaged by an inadequate supply of oxygen.
Implantable Cardioverter Defibrillator [ICD]
Device that terminates an erratic, life-threatening cardiac arrhythmia by delivering a high-energy, direct current, electrical stimulus to cardiac tissue. An ICD is usually implanted in the upper chest or abdominal area.