Sudden cardiac arrest occurs when the heart develops an arrhythmia that causes it to stop beating. This is different than a heart attack, where the heart usually continues to beat but blood flow to the heart is blocked. There are many possible causes of cardiac arrest. They include coronary heart disease, heart attack, electrocution, drowning, or choking. There may not be a known cause to the cardiac arrest.
The thoracic aorta is the biggest artery of the body. It lives within the chest doing its job of delivering blood flow from the heart to all the other arteries of the body. The aorta is located just under the sternum, initially above the heart as it aims headward, then turning left and downward towards the abdomen, pelvis, and…