Common Definition for Critical Illness Insurance - Heart Attack

Definition of heart attack for critical illness insurance claims in Singapore.


Death of a portion of the heart muscle arising from inadequate blood supply to the relevant area. This diagnosis must be supported by three or more of the following five criteria which are consistent with a new heart attack:

• History of typical chest pain;
• New electrocardiogram (ECG) changes proving infarction;
• Diagnostic elevation of cardiac enzyme CK-MB;
• Diagnostic elevation of Troponin (T or I);
• Left ventricular ejection fraction less than 50% measured 3 months or more after the event.

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