A ‘heart attack’ is an episode of myocardial ischaemia (restricted blood supply to the heart) usually through a blockage of an artery. Angina is a pain associated with myocardial ischaemia of a usually temporary nature. A cardiac arrest is the stoppage of the heart.
Lots of people survive the first (apart for the 250,000 Americans for whom the first presentation of heart disease is sudden cardiac death), not so many survive the latter
Lots of people survive the first (apart for the 250,000 Americans for whom the first presentation of heart disease is sudden cardiac death), not so many survive the latter