Date: June 2000
Definition:
The death of a portion of the heart muscle as a result of inadequate blood supply as evidenced by new electrocardiographic changes and by elevation of cardiac enzymes. The evidence must be consistent with the diagnosis of heart attack.
Date: January 2000
Definition:
Damage to any part of the heart muscle as a result of inadequate blood supply as evidenced by new electrocardiographic changes and by elevation of cardiac enzymes typical of a heart attack. (No requirement of typical chest pain.)
No change since July 1999