Most healthcare providers now test for elevated cardiac troponin levels, another protein, instead of the CK-MB test when testing for signs of a heart attack. The CK test requires a simple blood ...

The most often used blood markers are the creatine kinase-MB (CK-MB) fraction and the troponin levels. Immediate treatment for suspected acute myocardial infarction includes oxygen, aspirin ...

For risk stratification, both absolute CK-MB and the CK-MB relative index (CK-MB as a percentage of total CK) have been used, although neither is sufficiently sensitive to safely exclude AMI in ...