<prompt> Cardiac enzymes areCPKLDHSGOTALK. Phosphatase  <response>: These tests can measure blood levels of the enzyme creatine phosphokinase CPK, also called creatine kinase CK, and a more specific form of this enzyme called CK-MB. Additionally, cardiac enzyme tests can be used to check the blood levels of the proteins myoglobin and troponin. 