Table 2.

Suggested testing schedule for cardiac markers.

Marker	<6 h	6–12 h	12–24 h	24–48 h	>48 h
Myoglobin	+ + +	+	-	-	-
Troponin I	+	+ +	+ + +	+ + +	+ + +
Troponin T	+	+ +	+ + +	+ + +	+ + +
CK-MB	+	+ +	+ + +	-	-
MB-isoforms	+ +	+ + +	+	-	-