Your doctor may recommend the creatine phosphokinase (CPK) test if there's a need to measure CPK enzyme levels in your blood. The cells in your body require this creatine kinase enzyme to generate ...

A creatine kinase (CK) test measures the levels of the enzyme in your blood. If you have high CK levels, this can be a sign of damage to the muscles, heart, or brain. A doctor may order a CK test if ...

CPK is an enzyme found mainly in the muscles, but is also present in the heart and brain. In general terms, when CPK levels are found to be substantially and persistently elevated (as in this patient) ...