Results Among the 25 cases, 19 cases were ischemic heart diseases, in which the delayed enhancement was subendocardium, nontransmural or transmural;

Because it is often accompanyed by ischemic heart diseases, apoptosis resulting from ischemia-reperfusion of sinus node maybe the one of the reasons.

Epidemics and infections are giving way as leading causes of death to ischemic heart diseases, cancers, and trauma - which need surgical interventions.